Guides to stacking every perk

Free, no-fluff guides on credit card rewards, cashback apps, and gig-worker tax deductions — from the team behind the Perkstacker AI Stack Planner.

Best Credit Cards for Gas in 2026

The top gas rewards cards compared — plus how to stack them with Upside and station loyalty programs for 8%+ total savings at the pump.

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How to Stack Cashback Apps with Credit Cards

The 4-layer stacking method: loyalty program + cashback app + shopping portal + credit card. Worked examples for gas, groceries, and online shopping.

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Best Cashback Apps in 2026

Upside vs Ibotta vs Fetch vs Rakuten — which apps actually pay, how much you can realistically earn, and which ones stack together.

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1099 Mileage Deduction Guide (2026)

The 2026 IRS rate is 72.5¢/mile. What counts as business miles, standard vs actual expenses, and how gig workers can save thousands.

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