On a first trust deed or mortgage, this is usually fifteen days.leaseA written agreement between the property owner and a tenant that stipulates the payment and conditions under which the tenant may possess the real estate for a specified period of time. leasehold estateA way of holding title to a property wherein the mortgagor does not actually own the property but rather has a recorded long-term lease on it.

If its been 10+ years and they have been taking care of that land then they could file in the courts that its now theirs through adverse possession. 

I would like to avoid buying the house outright before flipping it, so here's my creative flip that I'm looking for input on.What I'm thinking of proposing to the current owner is that he retain possession of the house, and we remodel the house and get it ready to sell.

If it already has she should have "Order for Probate" "Petition for Probate" and "Letters of Administration" in her possession. 

Should I just extend the Closing Date to whenever they're ready to deliver Possession?

When the time comes, dispose of the stuff, either through a local trash pickup or a dump run with your utility trailer.The main thing is to assert your possession of the house as quickly as possible and come through for the next of kin.

If I know they were in jail for drug possession or drug dealing six months ago, I'll tell them they can't rent from me.

The seller wants to close fast, within two weeks, but would like 30 days after closing to move everything out.So we would close at the end of October, but full possession would be given, say, December 1st.Can I simply rewrite the Possession clause in my Purchase Agreement to say "Possession of the property and occupancy (tenants excepted), with all keys and garage door openers, will be delivered to the Buyer 30 days after title transfers. 

He makes good $, it just appears as if “something” always comes up... my question is.. if he doesn’t come up with all the money, do I just file for possession and be done with him or give him one more chance?

Did you need to file for Order of Possession and have law enforcement remove the tenant from the property?