ESTA, the UK ETA, ETIAS, arrival cards, customs forms and proof of onward travel: what you show on arrival.
The documents to carry abroad, who checks each one at check-in, the border and customs, and when to get it.
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The US travel authorization for 42 Visa Waiver countries: who needs it, what the $40.62 fee pays for, how long it lasts and how to apply.
Who needs a UK electronic travel authorisation, who is exempt, the £20 fee since April 2026 and how to apply without paying a lookalike site more.
The EU travel authorization for visa-exempt visitors: where it stands in October 2026, who will need it, the EUR 20 fee and how it differs from the EES.
When to file Thailand's TDAC, what it asks for, and the official arrival cards for Singapore, Malaysia, Indonesia, Japan and the Philippines.
What goes on CBP Form 6059B, when the app replaces it, and the allowances and cash limits that decide what you declare in the US, EU, UK and Japan.
Your name, a booking reference, a date inside your stay and a way out of the country: what the agent checks, which documents count, and the simple solution.
5 onward ticket services compared on price, delivery, refunds and the reservation PDF each one sends.