New £70 Marriott Bonvoy / American Express cashback deal launched

From Head for Points. Publisher preview, not original Flight Wire reporting.

Hotel cashback season has started over at American Express! If previous years are anything to go by, we should see generous cashback offers for the major chains launching over the next few weeks. (Hilton is already out, having recently extended its summer offer.) Marriott has gone first – with an offer for holders of…