HELP!!! Anyone bought a house from owner using lease to own?

Things to be sure are in contract by lawyer - interest rate even if it is 0%, what penalties you owe the seller if you are late on any payments or interest on late payments. The type of interest - ie compound (and how often - quarterly, semi-annual or annual) or simple interest. WHo pays what transfer costs - there may be municipal transfer fees, title searches (a must to make sure there are no leans on the property for debts the seller has against the property ...... Talk to at least 3 lawyers to find out their experience. Just cause they have done it before doesn't mean they are aware of everything.