you will be reporting on the installment basis which allows gain to be reported in proportion to proceeds received. form 6252. as you are going through the interview process for the property you will come to a page which "Your property assets" Turbotax does not allow for mass disposition of the assets so sales info must be enter for each. for each asset listed click the edit button. then you'll come to a page that asks to tell more about the asset. check item was sold and date of sale. eventually you'll come to the place to enter the sales amounts.
later you'll come to a page which asks if you want to use the installment method. click yes. answer the questions that follow.
your OK if all you had was depreciable real property and land. that's handled as one item provided the land cost was properly included un the building when you acquired the property. any subsequent improvement must be handled separately by going through the above steps for it. If you don't do this the tax basis of this asset will not be reflected in the reported gain resulting in overstatement. you must allocate proceeds among the various assets entered.
