I personally don't mind cooking on electric but I will say that cooking on propane is different than what most people know which is natural gas.

It's not a personal sale between you and your son, but rather a sale from one LLC to another.

(G) Acceptable forms of payment of Rent (including Additional Rent) are ___ personal check, ___ cashier’s check, ___ bank check, ___ money order, and ___ the following online/ACH payment methods ____________________.

We recently relocated to Phoenix last summer and I'm starting to look for recommendations for local credit unions here in Phoenix which are trustworthy, low rates, personal touch, easy/simple to work with, etc. 

if you have an LLC and both properties are under it, you just need 1 operating account.If both are under your personal, 1 bank account specifically for the rental is enough for operating.Security Deposits should always be a separate account altogether.

Keep in mind, you can’t use personal funds or your home's equity to directly fund the SDIRA investment, and all property expenses must be paid from the IRA.

I would start close to where you live personally. 

I personally feel it's very intrusive to call someone like this, but maybe it's considered acceptable? 

I am guessing they probably raised $15-25M from investors for the deal, so while the bank would still be covered investors would appear to collect maybe 10-20 cents on the dollar if they were to liquidate.if that's the case then I don't see buying one year really does anything unless I am missing something ? 

If you do decide to do mailer(s), then I would advise you to personalize the card and do a handwritten note.