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.
101 guides across 8 topics
Browse by topic
- Rewards basicsHow rewards, points, fees and sign-up bonuses actually work.5 guides
- Credit cardsSign-up bonuses, annual fees, issuer rules and the fine print.47 guides
- Points & milesAirline, hotel and bank points: how they are earned, valued and kept.11 guides
- Credit profileWhat issuers look at when you apply: scores, utilization and inquiries.4 guides
- Banking & paymentsAccounts, IBANs, cross-border transfers and virtual cards.9 guides
- eSIM & connectivityStaying online abroad without surprise bills.7 guides
- TravelPaying, insuring and moving across borders.12 guides
- SecurityDisputes, scams and keeping your accounts safe.6 guides
Guides labeled “ana”
- Points & milesWhen points expire: the clock for 11 loyalty programsHow long Hilton, Marriott, Hyatt, IHG, Asia Miles, Avios, ANA, JAL, AAdvantage, Delta and United points last, what resets each clock, and a cheap routine.4 min readBeginner
- Points & milesANA Super Flyers Card after 2028: the 3 million yen lineANA's two-tier SFC from April 2028: what LITE and PLUS give, how the 3 million yen of card spend is counted, who it hits, and the dates that matter.4 min readAdvanced
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