Once you do one, most lenders require the same documents to estimate. 

Those that respond “$0” or something ridiculous, you can request income documentation from them to justify.Don’t be afraid to share with them how much your property taxes & Insurance increased and that YOU cannot afford to absorb them.ALWAYS get an increase or something of value annually or tenants will start thinking they should never have an increase, making future increases that much more difficult to negotiate.

.- Management complexity necessitates careful documentation and legal compliance.- Lender familiarity issues arise as some lenders may not understand Series LLCs, thereby complicating financing.A Series LLC offers a streamlined, protective, and flexible way to manage multiple real estate investments.Thanks,

The city arrived at the $180,000 fine based on a $500-a-night penalty for each of hundreds of nights it tracked as booked at Tao's property, according to documents submitted to the City Council."

Some buyers do utilize second home financing options to secure their vacation property, which is nice because it allows the applicant to go up to 90% financing on a full documentation loan. 

Document the story, have your hauler take everything inside to the dump, change the locks.

On a positive there are 15-20-30 year amortizations and increasing income qualifications including instant approval and AVM (no appraisal requirements) for very clean applicants, and creative documentation for self-employed borrowers or investors such as bank statements or even DSCR (usually up to 75%LTV) for investment properties. 

It's the most important document you have as a tool to increase revenue, reduce costs and liabilities, and be able to enforce the way you do business with tenants.

What documents do they require, what credit scores do they allow, how do they verify previous rental history, etc.?

If you have the proper legal documents in place and a strong tenant vetting process you can avoid much of the risk, though it's never fool proof, even with a PM.