I've got 10 hits in so far:
Transfer from Hilton
Transfer from Hyatt
Transfer from SPG
1800 flowers purchase - Svarofsky Christmas Bell
Audience Rewards - Poetry Slam
Biscoff - Anna's cookies
Dividend Miles Shopping Mall -- Snap fish photos
Magazine for Miles - glamour magazine
Skymall - dog collar
Toolbar download
Planning on doing an app-o-rama for more US credit cards, in addition to the current BOA debit card I have, then using those for small charges
cheers!