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 cost basis as well as whether it is residential or commercial. Enter any mortgages, expenses, and receipts for the current and future years.