Yes you can but it depends on the lender some lenders do not allow due to overlays and in house restrictions. 

Smoking outside is allowed but I'm 100% sure that isn't happening.

While the owner is free to sell the property and the information about how they run it as a business, AirBnB does not allow them to sell their online identity for the platform.

Sometimes the tenants plan on paying a month's rent at two places to allow a less-hectic move. 

New Jersey state law allows for owner occupants to have much more freedom. 

You can find online mortgage calculators that allow you to play around and see what happens if you do an extra payment or increase your payments.

Finally, I would add allowing pets to your home. 

Doing a 70% cash our refinance allowed me to get our initial purchase and renovation investment.

Overland Park, KS vs Kansas City, MO) Very landlord friendly, worst case eviction is usually 8 weeks + $500 + lost rent (cannot comment on individual cases and this is not legal advice) Large diverse metro area - variety of jobs, companies, people can have a career in KC.

We don't allow any "deal-making" in the forums, which includes advertising your services or properties, looking for partners, etc.