I can share additional information about editing customer names, titan.

At this time, it's necessary to have distinct names for each customer, vendor, and employee to maintain data integrity while generating reports. As mentioned by my colleagues above, one way to distinguish similar names is to add a middle name, initial, suffix, or other modifier.

Here's a guide on how to keep your customer list up-to-date and efficiently handle customer-related tasks within the QuickBooks Online platform:  Add and manage customers in QuickBooks Online. It'll show you how to add new customers, create sub-customers, edit customer details, delete or make customers inactive, and merge duplicate customer profiles.

You can run the Customer Contact List report to generate phone numbers, emails, billing addresses, and other contact info for each customer. Check out this article for more information about generating and customizing this report: Run reports in QuickBooks Online.

I understand the importance of maintaining professionalism in your invoicing process, and I'm here to assist you further in finding a solution that meets your needs. Feel free to reach out if you require additional guidance or have any further questions. Have a great rest of the day!