Monthly checklist: Credit card perks and benefits you should be using in August

Many rewards cards come with a list of monthly benefits that help offset annual fees. Whether you have two credit cards or 12, it may feel overwhelming to keep track of them all.If you want to ensure you're getting the most out of your cards' monthly benefits, you're in the right place. Here, we've compiled a checklist of every card perk you may be eligible for this month.Limited-time offer on the Chase Sapphire Preferred® Card: Earn 100,000 bonus points after spending $5,000 on purchases in the first three months from account opening (see rates and fees). Offer ends on July 30 at 3 p.m. ET.This is what you need to keep in mind for August.American ExpressMany American Express cards award statement credits monthly. These statement credits are "use it or lose it" benefits, so if you don't redeem them each month, you'll lose out on that value. These statement credits will not roll over.It's also important to note that these values are described as "up to" amounts, meaning this is the maximum you will receive in statement credits. If you spend less than this amount, you will be reimbursed only for that lower amount.American Express Platinum CardThere are multiple monthly statement cred...