For example a fourplex; one tenant moves out at end of his/her lease, now you can go in there, revamp the place and raise the rent for the next tenant (obviously depending on market demands and similar rents in the area.)

Everybody was mad at him at end and he acted like a know it all when it turned out he was looking at wrong paperwork, so it was a 5 hour closing.

Balloon payment at end of interest or monthly?

As this is a risk for me to tie up a chance of not selling to anyone for possibly 3 years, is it possible to "tie it up" for them, but say something like "price to be determined by appraisal at end of lease, with a minimum of $215,000" is this legal, or common?

Single Family Home (East End Louisville)- Originally my primary residence ($209k)- Property is in our personal names (not in LLC)- Comps in the neighborhood are $285k- Built in 2002- In well established  neighborhood w/ middle income families- On 15 year 2.99% mortgage w/ 8 years remaining and $115k principal balance- Currently rents for $2,185 month/$26,200 annually- NOI $16,320- Cashflow $4,500/annually - $12k principal pay-down annual (current year)- Currently getting less than 3% return on our equityOriginal goal was to not cash flow but pay off property, allow appreciation, sell property at end of loan and use capital for additional projects. 

The house that i am looking into buying is in centerpoint alabama and purchase price at $100k.The major concern that i am having are:The roof is at end of life.floor joist needs to be install due to flooring bad deflectionThere are broken cement at the patio / deckPossible water leak to the basement walls.i just don’t want to be the person who ends up with the expenses the previous owner should be taking care of.Can you give an advice on how to deal with this property?

I am trying to figure out what the best thing to do for a friend is in the situation outlined below:Home Value $570kowed 1st mort $496k (current loan was modified and principal reduction completed for $100k reallocated in form of balloon payment at end of loan term)no 2ndarrears $30kIn process of going through bankruptcy, however, want to complete a lease with option to buy. 

Just put the word "pdf" at end.

. $20k at end of 1st year $15k second year etc.

Your lease should spell out whether the lease auto renews, whether it is done at end of the lease term etc...