AI, which is not guaranteed 100% accurate, offers this...
"If the same real-world person sometimes pays you and sometimes you pay them, it is usually best to keep two separate records in Express Accounts: one in Customers for money coming in, and one in Suppliers for money going out. Express Accounts has separate Customers and Suppliers areas, and its payment/purchase screens are built around that separation.
Practical setup
For your example, Mister Y would typically be entered twice:
- Mister Y in the Customer list for refunds or money received.
- Mister Y in the Supplier list for withdrawals or money paid out.
Why this is the cleanest way
Express Accounts handles sales/customer receipts and purchases/supplier payments through different workflows, so using one name in both lists would mix income and expense tracking. Keeping separate customer and supplier records makes reconciliation and reporting clearer, especially when the same person appears on both sides of your books.
Tip
If you want, you can make the two entries distinguishable, such as: