5% back on $1,500/qtr of rotating categories — $300/yr with 3 minutes of activation.
Chase Freedom Flex (and Discover it) rotate 5% cash-back categories every quarter (grocery, gas, Amazon, PayPal, streaming, EV charging, restaurants). Cap: $1,500 quarterly spend = $75 quarterly = $300/yr. Activate each quarter (2-click). When Freedom Flex is paired with a Chase Ink or Sapphire, the 5% converts to Ultimate Rewards worth 1.5–2.5¢/pt — pushing effective yield to 7.5–12.5% on rotating spend.
Click Generate advisory deep dive for mechanics, IRC citations, a step-by-step execution plan, a worked numeric example on your profile, costs, risks, and this-week actions.
Build $100K–$500K of 0% intro-APR unsecured credit.
Stack personal 0% purchase/BT cards; deploy the float into cash-flowing assets.
3% BT fee for 18mo = ~2% APR — arbitrage vs 5% T-bill / private lending yield.
Route all business AP through 2%+ cashback cards — permanent margin lift.
Amex MR / Chase UR / Cap One transfers = 4–8¢/pt on business travel.
Sequenced personal + EIN-only biz apps for $20–50K/yr in tax-free SUBs.
Multiply SUBs and 3–5x category earnings without new hard pulls.
Pay earnest money, closing costs, or seller with a card at 2.9% fee.