Unfortunately, these services mark up REIHub so much that it quickly becomes prohibitive to use them.

Option D: you are considered a "disqualified person" to your IRA and as such are prohibited from engaging in any transaction in an IRA or receiving any benefits from the IRA (directly or indirectly), therefore I strongly suggest you avoid this option if you wish to stay out of trouble. 

As a way to keep our base rate and cleaning fee from being cost prohibitive for those smaller groups, we charge an additional $25/guest over for parties over 4. 

Normal wear and tear is prohibited in Florida; your state may vary. 

If average 30 year fixed loan rates reach the mid 5%'s many of the NON-QM mortgage programs that are currently rate prohibitive will also become more workable as cash flow and return ratios improve.

Syndicators are prohibited from guaranteeing anything and should not state as such.

The state doesn’t have rent control laws, but landlords are prohibited from collecting more than one month’s rent for security deposits.

The IRS has issued three (3) Private Letter Rulings that specifically allowed these types of transactions, but you are certainly right about the time, money, risk and cost prohibitive in many cases. 

CA law prohibits the counties from making the actual recorded document image available online.

Yeah, more and more Colorado cities and counties prohibit non-owner occupied STRs.