why? why not talk to issuer? $17k/month is not high

2x capital one spark miles biz / 2x capital one venture rewards / 2x capital one venture x
1.5 chase ink unlimited / 1.5x chase freedom unlimited / 1.5x chase united airlines club
1.5x amex biz plat purchases over $5,000

2x citi double cash
1.5x BOA virgin atlantic

chase, citi, BOA have self directed investing in addition to banking in terms of having a relationship and negotiating
capital one has branches, and amex has online savings

this is just for miles, not cards that only offer cashback