Nor does any provision in this title regarding familial status apply with respect to housing for older persons.(2) As used in this section "housing for older persons" means housing --(A) provided under any State or Federal program that the Secretary determines is specifically designed and operated to assist elderly persons (as defined in the State or Federal program); or(B) intended for, and solely occupied by, persons 62 years of age or older; or(C) intended and operated for occupancy by persons 55 years of age or older, and--(i) at least 80 percent of the occupied units are occupied by at least one person who is 55 years of age or older;(ii) the housing facility or community publishes and adheres to policies and procedures that demonstrate the intent required under this subparagraph; and(iii) the housing facility or community complies with rules issued by the Secretary for verification of occupancy, which shall--(I) provide for verification by reliable surveys and affidavits; and(II) include examples of the types of policies and procedures relevant to a determination of compliance with the requirement of clause (ii).

In Georgia the notice states "Said property will be sold subject to (a) any outstanding ad valorem taxes (including taxes which are a lien, but not yet due and payable), (b) any matters which might be disclosed by an accurate survey and inspection of the property, and (c) all matters of record superior to the Security Deed first set out above, including, but not limited to, assessments, liens, encumbrances, zoning ordinances, easements, restrictions, covenants, etc.

in other words its up to the buyer to verify the square footage etc.it is very common to have the appraisers come up with different numbers.Just like you can hire two survey companies to survey the same property and the pins could be 3 inchs off or a foot or more.  

(Subdivided) The amount of grief caused by un-surveyed size lots, lot lines and easements is legendary. 

Then a survey.

.- Complete a rent survey yourself because that is way too big of a range.

Survey property to ensure it is ready to be rented again.  

Did you have a survey or ILR- improvement location report completed when you bought your property?

However 1) historically a lot more cities were cheaper to buy than rent even in first year than today 2) the survey takes a short outlook.  

Check out this 4600 tenant survey, it's eye opening.Floodstop (and Firestop) are nice pieces of tech for sure.