I don't mean to embarrass a fellow RIAer, but as already stated, the term is 'buy down' not 'sell down'.
It is this way because I said it is so. And it is he from whom DBDC runs who does the sayin'.
I am from the alliance that sent DBDC running for the hills. They are apparently too chicken to come back down.
BTW it sounds cooler if you just write *crickets*. Just a tip on your long path toward linguistic transcendence.