They will also cut the LTV or value altogether. 

My lease agreements include how often grass needs cut, tenants paying for their own lightbulbs.

There's typically a time limit to how long that lasts, but the fact is this agent helped you and is considered the "procuring cause" of the deal, so you should honor that and ensure they are paid.It was unethical of you to approach the buyer and try to cut out the agent, and it is definitely unethical of the seller, which makes me question whether the seller is someone you want to deal with. 

But "it didn't redeem and he got tired of paying the tax bill and cutting the grass so he let it go". 

Are concrete footers the strips of concrete I see in mobile home parks sometimes that  are about 2 feet wide and 80 or 90 feet long... and the edge of the mobile home (the metal frame or chassis) is placed on the footer?

Sellers won't list because they have 3% mortgages and won't want to trade those, or won't be willing to have to absorb price cuts so they'll be knocked out.

But it doesn’t corners and edges very well.

You cannot cut locks, you cannot take possession, you cannot set foot on the property, you cannot make any improvements.

The nun's explained that they proposed the advance payment to cut down on the work of their AP department, simplify their finances, as they would be renting a number of rentals, and having the AP department prepare checks monthly would overwhelm them.

-Single-family home sales declined 1.5 percent year-over-year;-Days on Market (DOM) for single-family homes went from 49 to 45 days;-Total property sales were down 3.1 percent with 10,175 units sold;-Total dollar volume was statistically flat at $4.3 billion;-The single-family median price edged up 1.5 percent to $345,000;-The single-family average price rose 3.6 percent to $443,970, which is a record high; -Single-family home months of inventory registered a 4.0-months supply, up from 2.7 months last May;-Townhome/condominium sales continued to decline, falling 9.8 percent, with the median price climbing 12.1 percent to $241,600 and the average price up 7.5 percent to $281,777.