Wiki
Plain-language guides to points, cards, credit, banking, eSIM and travel
Short, sourced explainers you can read in a few minutes. Each one names where its facts come from and when we last checked them.
72 guides across 8 topics
Browse by topic
- Rewards basicsHow rewards, interest and statements actually work.6 guides
- Credit cardsSign-up bonuses, annual fees, issuer rules and the fine print.13 guides
- Points & milesAirline, hotel and bank points: how they are earned, valued and kept.8 guides
- Credit & your rightsScores, reports, freezes, disputes and the laws behind them.12 guides
- Banking & paymentsAccounts, IBANs, cross-border transfers and virtual cards.10 guides
- eSIM & connectivityStaying online abroad without surprise bills.7 guides
- TravelPaying, insuring and moving across borders.10 guides
- SecurityDisputes, scams and keeping your accounts safe.6 guides
Guides labeled “bank of america”
- Credit cardsUS card application rules: Chase 5/24, Citi 8/65, Amex once-per-lifetime and the restEach US issuer limits how fast you can apply and when you can earn a sign-up bonus again. A plain-English table of the rules in force in 2026, how to count against them, and the order of operations they imply.3 min readIntermediate
- Credit cardsHow a 3% card becomes a 5.25% card: Bank of America Customized Cash and relationship bonusesA no-fee card with a spending cap and a bonus tied to your deposits. See the real maths of the 3% and 2% categories, what the 50% and 75% relationship bonuses are worth at the cap, the application rules, and how newcomers without an SSN can apply.3 min readIntermediate
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