You certainly don't want to blow the corporate veil as that defeats the purpose of having an LLC in the first place, nor want the IRS to look at it as a series of gifts which unnecessarily eats into your lifetime exclusion and annual exclusion. 

I want to do everything the right way but don’t want to spend money unnecessarily.

Superb that you found that information by doing your own Due Diligence; however, you want the tenant to fill out an application first before you deny so that way you don't get sued unnecessarily.  

Are there blogs that I can ingest to catch up quickly about this kind of thing?

Are there blogs that I can ingest to catch up quickly about this kind of thing?

If you meet with them, you can tell them that I found it unnecessarily difficult to find their fee structure (Guest pays 9.5% service fee, host pays 3.5% transaction fee).  

Many will spend money here or there unnecessarily.

Neither does it follow that it is contagious - many employees will consider it unnecessarily puts them at risk of getting fired. 

If you have significant non-real estate assets, keeping them outside the LLC can be beneficial.A separate IRA for each property would be unnecessarily cumbersome.Some clients will form a master IRA LLC to serve as a "fund" for taking control of and deploying thier capital.  

If there is no downturn, the dems will blame him for unnecessarily "raising" PMI premiums.