A number of documents can be used in this case: Annual tax refunds Bank statements Profit and loss statements (these are used pretty often). These documents can show how much you earned in a period, and they are all valid. Especially the federal tax return because it’s officially recognized by the IRA. You might ask your landlord which one they prefer to see and issue it for them. You can read more about finances at https://wealthyliving.com/money/rick-ross-net-worth/ and learn how to manage them correctly. Managing your finances is one of the most important steps in becoming financially independent.