Assuming by seller financed you mean a deed transfer with seller taking back a note/mortgage (as opposed to a contract for deed), it would be out of the ordinary to have such a restriction. 

I do 300 refundable pet deposit for up to 2 animals, assuming nothing out of the ordinary.

If you're paying 30% taxes, then you are most likely earning over $150k, which is the threshold in which you can no longer offset of those aforementioned losses against your ordinary W-2 income in the current tax year.

All investors are in it until the property is sold in the ordinary course. 

In a traditional IRA that is fully tax deferred, all distributions are taxed as ordinary income based on fair market value. 

The Premises are comprised of Tenant's dwelling unit, as well as any common areas, including, but not limited to entryways, patios, yards, community rooms, hallways, basement, laundry room, stairways, balconies, decks, and garage.D) Tenant to Promote Smoke-free Policy and to Alert Landlord of Violations.

@Ashish AcharyaSo we pay tax on the fmv of the asset as it’s phased out as a distribution/ordinary income

These deductions apply to mortgage interest, property taxes, operating expenses, depreciation, and/or repairs.Landlords can deduct the ordinary and necessary expenses for managing, conserving, and maintaining their rental property.

This was an open and large apartment where every unit had a balcony or in my case patio that led to the yard and the doors were all in an open stairway. 

@Chelsea Ziss As mentioned, you need a cpa”s advice going forward.But...1) do not put the rentals in the S Corp.2) it Could be beneficial to do your flips, depending on how much you make per year with flips, in the S Corp3) your flip profits are not capital gains, they are ordinary income and just like your commission 1099 income, subject to 15.3% ss/med self employment tax.