beachwalker, your brain needs to thaw out now
thankfully it is getting warmer
He said it was in a basement, not many basements have subfloor, and he said vinyl tiles, ya don't put those down with thinset, ya use mastic or buy the self adhesive ones, thinset is for ceramic oc porcelin or marble
fishaholic, good luck with that glue.
I'm just as bad, I called him fishsmith