Some wholesalers insist that money should be paid directly to them.

This is not the end of the world, and the best way to deal with this situation is to ask other agents to help you when you simply can’t accommodate a client at a time that they insist upon.

After receiving the funds, the guy came back to us stating that he tried everything to convince his "client" of our situation but the insisted that to do the deal they would need $10,000. 

---So, insist on them providing the rental application and supporting docs for your review.

He insisted on micromanaging them and communicating with them himself, put them on "payment plans" that resulted in them getting even further behind, ignored my suggestions to serve 5-days, then looked at his account one day and realized just how far behind they were and that they would need to be evicted (we've already been through one - a few of them I was able to get on track), and blew up blaming everyone but himself.

Normally if I have a seller that insists on open house, I'll find a new agents to do it.   

@Bonnie LowI own one right here in Sisters I was scarred to go to far away for my first one. 

Building codes are continually changing.If you are insistent on living in a property under to today's code, you need to live in a new construction property.

It bothered me when she insisted who cashed the check even though I did not say it has been cashed.

If you go the brute-force approach (as JD insists), now they're being told they have to make good on your end, despite the fact that your lack of following up and making sure the money got to you for a month contributed to their loss of the second month's loss.