For many businesses, the public website and the software employees use every day operate as two completely separate systems. Customers submit information through the website, employees copy it into internal software, another employee updates a spreadsheet, and someone else may eventually enter the same information into an accounting, inventory or order management system.
That approach may work when a company is small and processes a limited number of transactions. As the business grows, however, entering the same information in multiple places becomes expensive, slow and prone to mistakes.
Connecting a website directly to internal business software can eliminate much of this duplicate work. Information entered on the website can automatically appear inside the company's internal systems, while information from those systems can be securely displayed or used on the website when appropriate.
What Do We Mean by Internal Business Software?
Internal software is simply the collection of applications employees use to operate the business. Some companies use commercial products, while others have custom applications developed around their specific processes.
Common examples include:
CRM Systems
Customer relationship management software stores leads, customers, sales activity, notes, follow-ups and communication history.
ERP Systems
Enterprise resource planning software may manage purchasing, inventory, manufacturing, accounting, employees and other operational information.
Inventory and Warehouse Systems
These systems track stock quantities, warehouses, incoming shipments, reserved inventory and product availability.
Accounting and Billing Software
Accounting applications manage invoices, payments, customers, balances, taxes, expenses and financial reporting.
Order Management Systems
Order management applications track orders from initial submission through processing, production, shipping and completion.
Scheduling and Booking Software
Service businesses may use internal systems to manage employee schedules, appointments, equipment availability and customer bookings.
Production and Workflow Software
Manufacturers and service companies often have custom systems that track jobs, work orders, production stages, approvals and deadlines.
Custom Business Applications
Many businesses have software developed specifically for their processes, especially when standard products cannot efficiently handle their workflow.
What Website Platforms Can Be Connected?
Integration is not limited to fully custom websites. Many commonly used website and ecommerce platforms can exchange information with external systems through APIs, webhooks, database connections or custom integration software.
Examples include:
- WordPress
- WooCommerce
- Shopify
- Adobe Commerce / Magento
- Drupal
- Webflow
- Wix
- Squarespace
- Custom PHP websites
- Custom .NET, Java, Python and Node.js applications
The exact integration method depends on what the website platform and internal software make available. Some integrations can use existing APIs, while others require custom middleware or a purpose-built connection between the systems.
Integration Can Work in Both Directions
Website integration is sometimes described as simply sending website information into an internal database. In practice, the most useful integrations frequently work in both directions.
Website to Internal Software
A visitor performs an action on the website and the information is transferred directly into an internal application.
Examples:
- A quote request creates a lead in the CRM.
- An online order is added to the company's order management system.
- A service booking reserves time in the internal scheduling system.
- A customer registration creates an account in internal software.
- An uploaded document is attached to the appropriate customer record.
- An online payment updates an invoice as paid.
Internal Software to Website
Information already stored by the business can also be sent to the website when customers or partners need access to it.
Examples:
- Current inventory quantities are displayed online.
- Customers can see the status of their orders.
- Available appointment times come directly from employee schedules.
- Product pricing is retrieved from an ERP system.
- Customers can view invoices and payment history.
- Shipping information and tracking numbers appear in a customer portal.
Example: Connecting a Website to a CRM
Consider a company that receives approximately 600 quote requests through its website every month.
Without integration, an employee may receive each request by email, open the CRM, create a new lead and copy the customer's name, email address, phone number, company name and requested service.
If processing each request takes an average of three minutes, the company spends approximately:
- 600 requests x 3 minutes = 1,800 minutes per month
- 1,800 minutes = 30 employee hours per month
- 30 hours x 12 months = 360 hours per year
- At an employee cost of $35 per hour, that represents approximately $12,600 per year
A direct integration can create the CRM record automatically within seconds of the customer submitting the form. The sales department receives the lead immediately, and the customer information does not need to be manually entered again.
The savings are important, but speed can be just as valuable. A salesperson responding five minutes after a quote request has a very different opportunity than a salesperson discovering the request several hours later.
Example: Showing Real Inventory on an Ecommerce Website
Inventory synchronization is another common integration.
Suppose a distributor has 8,000 products and sells them both online and through its sales department. Inventory is managed in an internal ERP system, but the website maintains its own stock quantities.
If the two systems are not connected, problems can appear quickly. A salesperson may sell the final five units of a product while the website continues showing those five units as available. Customers then place orders that cannot actually be filled.
With integration, the website can retrieve inventory from the ERP or receive updates whenever stock changes.
The same connection can work in reverse. When an online customer purchases three units, the website can send that order to the ERP and reserve or deduct those three units from available inventory.
Example: Customer Order Status Without Phone Calls
Integration can also reduce routine customer service requests.
Imagine a business processing 2,500 orders per month. If 8% of customers contact the company asking for their order status, employees handle approximately 200 status inquiries every month.
If each phone call or email takes an average of five minutes, that represents about 16.7 employee hours per month, or roughly 200 hours per year.
Instead, the company's website can provide a secure customer portal that retrieves the current order status directly from internal software.
A customer could see:
- Order received
- Payment confirmed
- In production
- Ready for shipment
- Shipped
- Tracking number
- Completed
The customer receives better service because the information is available immediately, while employees spend less time answering questions that the software can answer automatically.
1. Duplicate Data Entry Can Be Reduced
One of the most immediate benefits of integration is eliminating the need to enter identical information in several systems.
A customer should not have to submit an order online only for an employee to manually recreate that order in another application. Similarly, an employee should not have to update a product price in three separate places because the website, inventory software and accounting system each maintain independent copies.
Ideally, one system should be identified as the appropriate source for each type of information, and connected applications should receive that information automatically.
2. Fewer Manual Errors
Manual data entry introduces mistakes. A phone number can be mistyped, a product number can be entered incorrectly, a decimal point can be missed or an old price can remain on the website after the internal system has been updated.
Even a relatively low error rate becomes significant at scale.
Suppose employees manually transfer 5,000 records every month and only 1% contain an error.
That still produces 50 incorrect records every month, or approximately 600 errors per year.
Automated integration does not eliminate every possible data problem, but it can remove an entire category of errors caused by repeatedly copying information between systems.
3. Customers Get Information Faster
Customers increasingly expect websites to provide useful information rather than simply displaying company details and a contact form.
Depending on the business, customers may want to check product availability, appointment times, account balances, order progress, service history, invoices, project status or delivery information.
If that information already exists inside internal software, integration can make selected information available through a secure website or customer portal without requiring employees to respond manually.
4. Employees Can Respond Faster
Integration also improves the flow of information in the opposite direction.
A website form can do considerably more than send an email. Depending on the workflow, submitting a form could automatically:
- Create a customer record
- Create a sales opportunity
- Assign the lead to the appropriate salesperson
- Create a support ticket
- Schedule a follow-up task
- Calculate an initial estimate
- Send the customer a confirmation
- Notify the appropriate department
Instead of waiting for someone to read an inbox and decide what to do next, the workflow can begin as soon as the customer submits the information.
5. Website Information Stays More Accurate
Keeping website information synchronized manually becomes increasingly difficult as the amount of data grows.
A company with 20 products can probably manage prices manually. A company with 15,000 products, multiple warehouses, several price levels and frequently changing inventory has a very different problem.
Connecting the website to the system that already manages this information means employees do not need to maintain two separate sets of data.
6. Business Processes Can Be Automated From Beginning to End
The biggest benefit often comes from looking beyond one individual integration.
Consider an online service request:
- A customer submits a request through the website.
- The CRM automatically creates or updates the customer.
- The internal scheduling system finds available service times.
- The customer selects an appointment.
- The system creates a work order.
- The appropriate employee is assigned.
- The customer receives confirmation automatically.
- After completion, accounting software generates an invoice.
- The customer's online account displays the completed service and invoice.
Without integration, several employees might participate in transferring the same information from one step to another. With the right connections, much of the administrative work happens automatically while employees remain responsible for the parts that actually require human attention.
7. Management Gets Better Data
Connecting systems also makes reporting more useful because management can follow activity across the complete customer or operational process.
For example, instead of knowing only that the website generated 1,000 inquiries, integration may allow the company to determine that:
- 1,000 website inquiries were received
- 720 became qualified leads
- 240 received formal quotes
- 96 became customers
- The customers generated $384,000 in revenue
- The average revenue per converted inquiry was $4,000
- The overall inquiry-to-customer conversion rate was 9.6%
That information is far more useful than looking at website traffic, CRM activity and accounting reports independently.
We discussed this subject in more detail in our previous article, How Custom Dashboards Help Businesses Make Better Decisions . A dashboard becomes even more valuable when the systems behind it are connected and data can be collected automatically.
How Are Website and Software Integrations Built?
There is no single integration method that works for every project. The correct approach depends on the website, the internal software, the volume of information being exchanged and how quickly that information must be synchronized.
APIs
An API allows one application to request information from or send information to another application in a controlled format.
For example, a website could request the current inventory for product 45821, while an internal system responds that 37 units are currently available.
Webhooks
Webhooks are useful when one system needs to notify another system immediately after something happens.
For example, after an online payment succeeds, the payment system can notify the company's internal software so the order can be marked as paid without repeatedly checking for new transactions.
Direct Database Integration
In some custom environments, applications can exchange information through controlled database access. This approach requires careful planning because security, data integrity and application logic must be considered.
Scheduled Synchronization
Not every system needs real-time integration. Some information can be synchronized every five minutes, every hour or overnight.
For example, a wholesale website might import updated product pricing from an ERP every night if prices normally change only once per day.
Integration Middleware
Sometimes it is better to place a separate application between the website and internal software. This middleware can transform data, verify information, handle errors, maintain logs and control communication between systems that use different formats.
Real-Time Integration Is Not Always Necessary
A common mistake is assuming that every piece of information has to synchronize instantly.
The update frequency should match the business requirement.
| Information | Possible Update Frequency |
|---|---|
| Online payment confirmation | Immediately |
| Appointment availability | Immediately or within seconds |
| Inventory availability | Immediately or every few minutes |
| Shipping status | Every 15 to 60 minutes |
| Product catalogue updates | Hourly or daily |
| Management reporting data | Hourly, daily or as required |
Choosing an appropriate synchronization schedule can simplify development and reduce unnecessary load on both systems.
Security Has to Be Part of the Integration
Connecting a public website to internal business software should never mean exposing the internal system directly to the Internet.
A properly designed integration should consider:
- Authentication between systems
- Encrypted HTTPS communication
- Access permissions
- Input validation
- Rate limiting where appropriate
- Logging of important transactions
- Error handling
- Protection of customer and financial information
- Limiting each integration to the information it actually requires
For example, a website that needs to display whether a product is available may only need access to a product number and available quantity. It does not need unrestricted access to the company's complete inventory database.
What Happens When an Integration Fails?
Reliable integrations should also be designed for situations where one of the connected systems is temporarily unavailable.
If an ERP cannot be reached for three minutes, an online order should not simply disappear. Depending on the application, the website may store the transaction safely, mark it as waiting for synchronization and retry automatically when the internal system becomes available again.
Good integrations should provide logging and alerts so technical staff can determine what happened rather than discovering a week later that 150 records were never transferred.
When Does Website Integration Make Sense?
Integration is particularly worth considering when employees are regularly moving information between systems manually.
Some common warning signs are:
- Employees copy website form submissions into another application.
- Orders need to be re-entered into internal software.
- Inventory on the website is frequently different from actual inventory.
- Customers call or email for information that already exists in internal software.
- Employees maintain the same customer or product information in multiple systems.
- Staff regularly import and export CSV or Excel files between applications.
- Pricing has to be updated manually in several places.
- Management has difficulty connecting website activity to actual sales or revenue.
- The business has developed several manual steps to compensate for software that does not communicate.
The Website Can Become Part of Your Business Software
A business website does not have to operate as an isolated marketing tool. With the right integration, it can become another interface into the systems that already run the company.
Customers can submit information directly into business workflows. Employees can receive accurate information without re-entering it. Internal data can power customer portals, ecommerce stores, booking systems and online tools. Management can connect website activity with operational and financial results.
The objective is not to connect systems simply because the technology is available. Integration makes sense when it removes unnecessary work, reduces errors, improves customer service or provides information that helps the business operate more effectively.
If your website and internal applications currently operate independently, our custom web development services can help connect existing systems or build a custom solution around your company's workflow.
Frequently Asked Questions
Can a WordPress website connect to custom internal software?
Yes. WordPress can communicate with external applications using custom plugins, APIs, webhooks and other integration methods. The best approach depends on what the internal software supports and what information needs to be exchanged.
Can Shopify or WooCommerce connect to an ERP system?
Yes. Ecommerce platforms can commonly be integrated with ERP software to exchange products, inventory, customers, orders, pricing and fulfilment information. Some ERP products provide existing connectors, while more specialized workflows may require custom development.
Does integration have to work in both directions?
No. Some integrations only need to send information from the website to internal software, while others only retrieve information for the website. Many business applications benefit from two-way communication, but it should only be implemented where it serves a practical purpose.
Does website integration need to happen in real time?
Not necessarily. Payments, appointment availability and rapidly changing inventory may require immediate updates. Product descriptions, reporting information or other less time-sensitive data may only need to synchronize hourly or once per day.
Can older internal software be connected to a modern website?
Often it can. Older software may not have a modern API, but integration may still be possible through database connections, file imports and exports, middleware or a custom interface. The existing system has to be reviewed before the appropriate approach can be determined.
Is it safe to connect a website to an internal database?
It can be done securely when the connection is properly designed. A public website should generally receive only the level of access required for its specific function. Authentication, encryption, permissions, validation, logging and network security should all be considered.
What information can be synchronized between a website and internal software?
Common examples include customers, leads, orders, invoices, payments, products, pricing, inventory, appointments, documents, shipping information, service records and order status. The exact information depends on the systems involved and the business process being automated.
Can website integration reduce operating costs?
Yes. The largest savings usually come from reducing repetitive administrative work, avoiding duplicate data entry, preventing errors and decreasing the number of routine customer inquiries employees need to handle manually.
Do we need to replace our current website or internal software?
Not necessarily. In many cases, existing systems can remain in place and a custom integration can be developed between them. Replacing software is usually only necessary when the existing application cannot provide reliable access to the information or functionality the business requires.