Generally, lender guidelines say that you have to move in within 60 days.

But like I said it's the bad ones that will abuse the guidelines. 

Detached dwellings, like two homes or units on one lot don't fall under residential guidelines but can be done as commercial.

The first rule of gambling is that no single loss can wipe you out.

BBL has very strict STR guidelines, if your Max Occ sign doesn't match what they have on record, according to the County Assessor, you may have code enforcement come calling.

Check and make sure your late fees ar within guidelines for your city/state. 

Check title companies in Las Vegas and see if they cover the entire state.Here:'s a post I did on Subject To that may helpUsing Subject To, to Get Properties https://www.biggerpockets.com/forums/311/topics/1060320-using-subject-to-to-get-free-properties-a-quick-guideline 

Once you have more than enough income stream from the US, taking some riskier gambles abroad may make sense.

I'm happy to help even though I'm not licensed in PA the underwriting guidelines are going to be basically the same from lender to lender. 

A Veterans Administration mortgage where a Veteran and non-Veteran co-borrower qualify for a mortgage together is called a joint VA loan.But like I said to Denis some lenders do not offer this options due to guide lines or investor overlays.