Your other numbers need massaging too.

Too much turnover and too little knowledge of their own procedures for MY comfort. 

In the meantime, you can join a property owner (landlord) association like I did in order to educate yourself on state laws and procedures.

Yes, if they follow proper procedure for changing the CCR, likely a vote, they can change the rules.  

This will necessitate the licensee opening a personal trust account, which must be registered with the Georgia Real Estate Commission and set up under the supervision of the licensee’s broker.Because an active licensee’s broker is considered accountable for all the licensee’s transactions – including personal ones – the broker must be informed in writing and must approve the procedure and any advertising the licensee wishes to do.

Obviously there was no verbal agreement and I found out that the lady has a medical procedure done on Wednesday and probably wants to stiff arm me out of additional funds.

Have what I believe is a procedural question: chasing assets on a debtor in Las Vegas; he lied at Debtor's Examination because Writ of Garnishment came back from his bank "No Account"; started going after his house.

Is this standard operating procedure?

This procedure will help clean up any 'blurry' property lines you have in the future and will make it much easier for you to sell in the future. 

If you are going to bid on foreclosures you should know your state's laws and procedures.