The guide covers the core layered setup in four chapters. This book adds the international specifics: scams, digital wallets, shared expenses, tipping, claims and a full recovery sequence. Start with the guide if you want essentials only.

No. Those move constantly and depend on your bank, your card and the country you are in. The book teaches you to read and compare them, then points you back to your providers for the current numbers.

It is an instant digital download. Once your order is complete the PDF is available straight away — nothing is shipped and there is nothing to wait for.

Any device that opens a PDF — phone, tablet or laptop. The file is yours to keep with lifetime access, and you can print it if you prefer working on paper.

Yes. There is material on using digital wallets abroad, and the wider argument is that any single payment method can fail, whether it is a card, a phone or cash. The layers are what keep you moving.

Refunds are handled under the store’s Refund Policy (30 days), with the usual caveat that applies to digital products you have already downloaded.