It is NOT required by law to sign a buyer's agreement before you start touring homes.

Low cash flow requires larger reserves.  

Boston is expensive just as any other major city so you might have to pivot outside of it. 

Things just require more ongoing expenses percentage wise out of state because you have to pay people to do everything for you and you will have a longer time building relationships with vendors even when getting decent referrals. 

You won't be able to use conventional financing and must use a non-recourse loan which typically require 40% down.

Some documents require “wet” signatures… meaning hand signed.  

They may look at 10-15 rentals and if applying ahead is required they might be spending a full months rent on applications and not like any of the places. 4.

Remember to split the expenses and depreciation based on how much you rent it out versus using it personally. 

@Michelle Hardy Just adding, check your local city too for their requirements, many have specific requirements that the state may not have.Here in VT in the towns my properties are in, there is not a requirement to keep them separate or pay interest. 

Operating an Airbnb business requires being up to date on current local ordinances and restrictions.