Domain guy here. Years in this business. From my experience I've seen plenty of domains over time that have been deleted that end up getting purchased by someone sometimes for a large amount of money. The carrying cost is quite nominal. As a general rule if you own a large amount of wacky domains that you think have little value (that are .com I have to stress that) someone will come along at some point and offer to…
What is the usual process for exchanging a domain name? Do you use a domain escrow service? Those buydomains.com numbers are the asking prices. I'm sure most of those are never going to sell or will sell far below asking price.
I've negotiated a 5 letter .net from BuyDomains.com from $1488 to $488. I didn't buy it, but yeah, never buy a domain name without negotiating first.