For land assets you should user Special Expenditures and Receipts since land is not depreciable. For detailed help with examples of how to account for non-depreciable land, see Land portion of real estate
For rental real estate, be sure to only include the depreciable buildings , etc. MaxiFi calculates the correct depreciation based on the year placed into service and the basis. Enter any mortgages, expenses, and receipts for the current and future years.