You have provided internet and it works properly.

Strangers on the internet, including BP, might be helpful, but your best bet is going to be folks you can meet face to face and show the deal.

Let me know if that has any interest to you and let's go from there.Unless and until you have the basic data needed to run pro forma analysis to determine the highest and best use of the property to determine its performance and capital stack, you are left with "guess work" insofar as really knowing exactly what financing means.In no way did I mean to insinuate that you were an idiot and given your credentials, this is clearly not the case.

Taking a generic contract off the internet scares me. 

Since you're in San Jose, I'm willing to bet that your original cost is the lower of the two.Use your tax assessor bill to determine the percentage that is considered land (non-depreciating) and the percentage that is considered depreciating rental property. 

This is a question for a lawyer not an internet forum, also you might want to make sure that the buyer is actually interested in the specific property you have before you sign the contract because if they aren't you could be stuck holding the bag.

And I do not know the exact type of zoning as of yet.How does one determine if the idea makes sense?

Determine what books I need to read this year, then buy and read them3.

There are several chapters dedicated to how to find deals and run an analysis to determine if they are good deals.

I am living in a cave house (yes, we have electricity and Internet) in southern Spain.