To maximize the number of transactions you’re involved in you will need to:Be Top of Mind when they think about moving - which requires consistent reminders.Be seen as an Expert – which requires a consistent message and Evidence of Success storiesGain their Trust – which requires communicating integritySo, start out by listing everyone you know in an Excel spreadsheet.

This bank requires the borrower be local to the subject property, so your Bay Area tech wizard or Texas oiligarch (see what I did there?) 

So, in a cheaper market many investors use their own cash for purchase and rehab or especially in more expensive markets they use hard money loans which are based on the deal itself and your ability to execute on it.

I am generally above the 75th percentile of rents in my markets so my apartments always fail the HUD "reasonableness" requirement.

Can be severe penalties just like city STR restrictions, maybe $100s/day and legal expenses to force compliance. 

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

Why didn't you make your liquidity requirements known upfront and save me a lot of time and trouble?

To maximize the number of transactions you’re involved in you will need to:Be Top of Mind when they think about moving - which requires consistent reminders.Be seen as an Expert – which requires a consistent message and Evidence of Success storiesGain their Trust – which requires communicating integritySo, start out by listing everyone you know in an Excel spreadsheet.

From there it's point and click categorizing and tagging of income/expenses to their respective properties. 

That requires you to be able to send them a certified letter or have a process server hand-deliver the notice.