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 “ECOA”
- Credit & your rightsYour rights when you apply for credit: the Equal Credit Opportunity Act in plain languageWhat a US lender may and may not use to decide on you, how fast they must answer, what a denial notice has to say, and what to do if you think a decision was unfair, with notes for newcomers.3 min readBeginner
- Credit cardsWhy issuers close card accounts, and what to do when yours is shutClosures range from one card shut to a whole banking relationship ended. This guide explains the patterns reported before shutdowns, your right to a written reason, and a step-by-step plan for the first 30 days.3 min readIntermediate
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