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.
41 guides across 8 topics
Browse by topic
- Rewards basicsHow rewards, interest and statements actually work.5 guides
- Credit cardsSign-up bonuses, annual fees, issuer rules and the fine print.6 guides
- Points & milesAirline, hotel and bank points: how they are earned, valued and kept.4 guides
- Credit & your rightsScores, reports, freezes, disputes and the laws behind them.6 guides
- Banking & paymentsAccounts, IBANs, cross-border transfers and virtual cards.6 guides
- eSIM & connectivityStaying online abroad without surprise bills.4 guides
- TravelPaying, insuring and moving across borders.5 guides
- SecurityDisputes, scams and keeping your accounts safe.5 guides
Guides labelled “apr”
- Rewards basicsHow credit card interest works: APR, the grace period and your statementWhy paying the statement balance on time costs no interest, how a yearly APR turns into a monthly charge, and what changes the moment you carry a balance.3 min readBeginner
- Rewards basicsCredit, cards and rewards: the acronyms you will keep meetingA plain-English decoder for the letters that fill card offers, credit reports, rewards programs and travel pages, grouped by where you will see them.3 min readBeginner
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