You can use your card on business expenses at any qualifying merchant where Visa is accepted. The following merchant categories are restricted:
Automated Cash Disburse - 6011
Betting/Casino Gambling - 7995
Dating/Escort Services - 7273
Digital Goods – Games - 5816
Manual Cash Disburse - 6010
Massage Parlors - 7297
Non-Fi, Money Orders - 6051
Non-Fi, Stored Value Card Purchase/Load - 6540
Pawn Shops - 5933
TUI Travel - Germany - 4723
Wires, Money orders - 4829