Invoicing may seem simple: generate an invoice, send it to the customer, and record the revenue.
But as a company starts to grow, the process can become much more complex.
The number of invoices increases, different types of documents may be required, taxes need to be managed, information must be validated, each country's tax requirements must be met, and everything needs to be properly recorded in the accounting system.
When these tasks are performed manually or using different systems, errors, delays, and duplicate work can easily occur.
Electronic invoicing integrated with NetSuite allows companies to centralize much of this process and connect invoicing with the rest of the company's financial information.
In this guide, we'll explain in simple terms what you should consider when improving your invoicing process and how an ERP can help.
1. What Should a Good Invoicing Process Include?
Before choosing a tool, it is worth analyzing the current process.
A good invoicing process should make it easy to answer questions such as:
- Which invoices were issued today?
- Which ones were successfully sent?
- Which ones are still pending?
- Which invoices were rejected?
- How much money is still outstanding?
- Which taxes apply to each transaction?
- Was the invoice properly recorded in accounting?
- Can we access all the information from a single place?
If answering these questions requires checking different spreadsheets, emails, or systems, there is probably an opportunity to improve the process.
The goal is not simply to issue electronic invoices.
The real objective is to ensure that information flows correctly from the sale through accounting and collections.
2. What Is Electronic Invoicing Really?
Electronic invoicing is the process through which a company generates and transmits tax documents digitally, following the requirements established by the authorities in each country.
However, an electronic invoice is not simply a PDF sent by email.
Depending on the country, there may be different formats, validations, tax codes, taxes, numbering requirements, and authorization processes.
As a result, a company operating in different markets may face a situation like this:
One company → different countries → different invoicing rules.
This complexity is one of the reasons why integrating invoicing, taxes, and accounting becomes so important.
3. The First Step: Generate the Invoice with the Correct Information
A large portion of invoicing problems begins before the invoice is even issued.
An incorrect customer detail, an incorrect payment term, or a misconfigured tax can result in an invoice that needs to be corrected later.
That is why it is important for the information used to generate invoices to come from centralized and up-to-date data.
With NetSuite, invoicing can be connected to information that already exists within the ERP, such as:
- Customers.
- Products or services.
- Prices.
- Taxes.
- Currencies.
- Payment terms.
- Sales orders.
- Subsidiaries.
- Projects.
This reduces the need to manually enter the same information multiple times.
4. Automating Invoice Issuance Can Save Significant Time
Imagine a company that generates hundreds or thousands of invoices every month.
If every invoice requires someone to review the information, generate the document, download it, send it to the customer, and then update another system, the workload quickly increases.
Automation can eliminate many of these repetitive tasks.
Depending on the configuration, the process can follow a workflow similar to:
Sale → Invoice Generation → Validation → Electronic Issuance → Customer Notification → Accounting Record
The benefit is not just saving time.
It also means that the finance team can spend less time on repetitive tasks and more time analyzing the information generated by the business.
5. What Happens If an Invoice Is Rejected?
This is one of the areas that is often overlooked.
An electronic invoice can be rejected for different reasons, such as:
- Incorrect tax information.
- Incomplete data.
- Incorrectly configured taxes.
- Incorrect format.
- Invalid numbering.
- Specific local regulatory requirements.
That is why automating invoice issuance alone is not enough.
It is also important to be able to quickly identify what happened and take the necessary action.
A well-designed process should make it possible to determine:
Which invoice → what happened → why it happened → what needs to be corrected → what is its current status.
This traceability makes the finance team's work easier and reduces the time required to resolve issues.
6. Invoicing Should Also Be Connected to Accounting
An invoice does not end when it is sent to the customer.
It also generates financial information.
Issuing an invoice can affect, among other things:
- Revenue.
- Accounts receivable.
- Taxes.
- Customer balances.
- Financial reports.
- Expected cash flow.
When invoicing and accounting operate independently, the team may end up entering the same information multiple times.
An ERP is designed to avoid this duplication.
By integrating both processes, the information generated during invoicing can become part of the company's financial system.
This provides a much more complete view of the operation.
7. Electronic Invoicing Varies by Country
A company operating in a single country may have a relatively simple invoicing process.
However, when it begins expanding internationally, new challenges emerge.
Each market may have different requirements related to:
- Document types.
- Taxes.
- Electronic formats.
- Numbering.
- Mandatory information.
- Authorization processes.
- Tax reports.
- Integrations with tax authorities.
For this reason, a NetSuite implementation for an international company must consider the tax localizations applicable to each country.
Localization should not be viewed simply as a technical feature.
It is what allows the ERP to adapt to the tax and operational reality of the market where the company operates.
8. How Can You Tell If Your Current Process Needs Improvement?
You can start with a simple review.
If your company experiences several of these issues, there is probably room to optimize the process:
Too Much Manual Work
The finance team has to copy information between different systems or spreadsheets.
Rejected Invoices
Errors occur that require invoices to be corrected and reissued.
Lack of Visibility
It is difficult to quickly determine which invoices have been issued, accepted, rejected, or are still pending.
Disconnected Systems
Sales, invoicing, and accounting information are stored across different platforms.
Problems as the Business Grows
The process works with a small number of customers but begins to create problems as transaction volume increases.
International Operations
The company needs to issue invoices in different countries and manage different tax requirements.
Too Many Repetitive Tasks
The team spends a significant amount of time generating, reviewing, sending, and recording invoices.
9. Five Tips to Improve Your Electronic Invoicing
If you are looking to improve your current process, these can be good starting points.
1. Centralize Your Information
Avoid keeping customer, product, tax, and invoice data spread across different tools.
The more centralized the information is, the easier it is to keep it consistent.
2. Reduce Manual Work
Identify all the tasks that are repeated from one invoice to the next.
These are the first candidates for automation.
3. Define What Should Happen When an Error Occurs
Do not think only about the ideal process.
Also define what happens when an invoice is rejected, information is incorrect, or required data is missing.
4. Connect Invoicing and Accounting
Invoice information should be part of the overall financial process rather than isolated in another system.
5. Design the Process with Growth in Mind
A solution that works with 100 invoices per month may not be enough for 10,000.
Technology should support the company's growth.
10. What Can NetSuite Bring to the Process?
NetSuite allows companies to centralize different business processes within a single ERP.
In the case of electronic invoicing, this makes it possible to connect processes that are normally handled separately.
For example:
Sales → Invoicing → Taxes → Tax Validation → Accounting → Accounts Receivable → Reporting
This integration allows companies to work with a single source of information and gain greater visibility into the financial cycle.
In addition, NetSuite can be adapted through configurations, native functionality, integrations, and localizations according to each company's needs.
The right configuration will depend on factors such as the country where the organization operates, its invoicing volume, internal processes, and tax requirements.
11. Automation Does Not Start with Technology
One of the most common mistakes when implementing a system is trying to immediately automate a process that has not yet been properly defined.
Before configuring NetSuite, it is worth understanding how invoicing currently works.
Questions like these can help:
- Where does the company get the information needed to create an invoice?
- Who generates the invoices?
- Who reviews them?
- What happens when an invoice is rejected?
- How is the customer notified?
- How does the information reach accounting?
- Which tasks are performed manually?
- What happens when the company invoices in another country?
The answers help identify where the actual problems are.
From there, it becomes possible to design a simpler workflow and automate the tasks that genuinely add value.
12. A Practical Example
Let's assume a company currently works as follows:
A salesperson confirms a transaction.
They then send the information by email to the administrative team.
Someone enters the information into the invoicing system.
Another person reviews the taxes.
The electronic document is generated.
The administrative team downloads the invoice and sends it to the customer.
Finally, someone records the information in the accounting system.
The same data may end up being entered multiple times.
Now imagine an integrated process:
Approved Order → Invoice Generated → Data Validated → Electronic Document Processed → Customer Notified → Financial Information Updated
The goal is not to eliminate people from the process.
It is to eliminate repetitive tasks and reduce the number of times someone has to handle the same information.
Conclusion
Electronic invoicing is much more than sending a digital invoice.
It is a fundamental part of any company's financial process and is directly connected to revenue, taxes, accounts receivable, and accounting information.
That is why, as transaction volume increases or a company begins operating in different markets, having an integrated process can make a significant difference.
NetSuite allows invoicing to be connected with the rest of the financial operation, helping reduce manual work, improve traceability, and provide a more complete view of the business.
But technology is only part of the solution.
The real challenge is designing a process that adapts to the way each company operates and to the regulations of the markets where it does business.
At Deimos Solutions, we help companies across Latin America analyze their processes, implement and customize NetSuite, develop integrations, and adapt the ERP to their tax and operational requirements.
If your company is growing and invoicing is becoming an increasingly complex process, we can help you identify what can be improved.
Frequently Asked Questions
What Is Electronic Invoicing?
It is the process of issuing tax documents in digital format while complying with the requirements established by the tax authorities in each country.
Is an Electronic Invoice Simply a PDF?
Not necessarily. Depending on the country, electronic invoicing may require a structured format, specific validations, and authorization or communication with the relevant tax authority.
What Are the Benefits of Integrating Invoicing with an ERP?
It allows invoicing to be connected with sales, taxes, accounts receivable, and accounting, reducing duplicate data entry and improving financial visibility.
Can NetSuite Automate Invoicing?
Yes. NetSuite can automate different parts of the invoicing process, depending on the configuration and the specific needs of each company.
What Happens If an Electronic Invoice Is Rejected?
The process should make it possible to identify the reason for the rejection, correct the necessary information, and reprocess the document according to the applicable tax regulations.
Is NetSuite Suitable for Companies Operating in Multiple Countries?
Yes. NetSuite can be configured to work with different subsidiaries, currencies, and tax requirements. However, each implementation should analyze the specific needs of the countries where the company operates.
What Is a NetSuite Localization?
A localization adapts the ERP to specific tax and operational requirements of a country, including aspects related to taxes, documents, and regulatory processes.
Is It Necessary to Automate the Entire Process?
No. Automation should primarily be applied to repetitive tasks and areas where it can reduce errors or processing times. The appropriate level of automation depends on each company.
Where Should a Company Start If It Wants to Improve Its Invoicing Process?
The first step should be to analyze the current process: what tasks are performed, which systems are involved, where errors occur, and how much manual work is required. Based on this analysis, it is possible to determine what should be automated and integrated.