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Browse credit cards from a variety of issuers to see if there's a better card for you.
Personally, I would keep the following and get rid of everything else:
Chase Amazon Prime
* 5% Amazon
* 2% dining/gas/pharmacies
* 1% everything else
* $2000
Discover "IT"
* 5% rotating categories
* 2% everything (first year)
* 1% everything else
* $2000
Amex Everyday
* 2x groceries
* 1x everything else
* 20% points in swiped 20x
* $1000
Paypal extras MC
* 3x restaurants + Gas
* 2x Paypal
* 1x everything else
* $3000