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 “hong kong”
- eSIM & connectivityKeeping a prepaid number alive: what 9 low-cost plans really cost per yearIf your bank still texts a number in a country you left, that number must stay alive. See what nine prepaid plans reported as their yearly cost to keep, what the validity rules are, and the registration and risk points to check before you rely on one.3 min readIntermediate
- Banking & paymentsHong Kong and Macao digital banks for visitors: ZA Bank, WeLab and Ant Bank comparedThree app-based banks let visitors open an account without a branch queue, if you are physically there and the paperwork is right. See how ZA Bank, WeLab Bank and Ant Bank (Macao) compare on protection, cost and requirements, and the honesty rules that keep an account open.3 min readIntermediate
- Banking & paymentsOpening a Hong Kong bank account as a visitor: BOCHK and HSBC, document by documentTraditional Hong Kong banks ask more of you than app banks, but offer branches, cards and multi-currency accounts. See what BOCHK and HSBC reportedly require, how BOCHK's limits step up in the first days, and the paperwork that most often blocks applications.3 min readAdvanced
- TravelA Hong Kong trip kit: data, transit, payments and bank-branch hoursArrive in Hong Kong with working data, a way to pay for the metro and some cash, and know when branches are open. A practical checklist from roaming to the Octopus app, transit QR codes, navigation apps and what to carry for a bank visit.3 min readBeginner
- TravelLinking a Hong Kong bank card to AlipayHK: the steps, the quirks and the checksA debit card from a Hong Kong virtual bank can now be added to AlipayHK, but it has to be added as a credit card and confirmed in the bank's own app. Follow the steps, learn why that quirk exists, and check what to do when the link fails.3 min readIntermediate
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