K1 & Partnership income is best entered by adding a Business within a plan. This can be done in the Profile > Net Worth section, by clicking Add Account > Other. Within the Asset Type dropdown menu, choose Business - Partnership:

Within this entry, you can add the income using the ‘Annual Distribution’ field. You will see this amount as an inflow within the Retirement > Cash Flows > Summary tab. This income will not be subject to FICA tax (any amount that is to be subject to FICA tax, should be entered in Profile > Income section with a Salary card).