Mobility & Visas

Rules, constraints, and common misunderstandings around movement and stays.

How border officers evaluate travelers
Mobility & Visas
A calm explanation of what officials are usually trying to establish at the border.
Last reviewed: 2026-03-05
How passport validity rules actually work
Mobility & Visas
Why a passport that looks valid can still be insufficient for travel.
Last reviewed: 2026-03-05
Luggage storage services explained
Mobility & Visas
Why short-term bag storage has expanded, and what problem it actually solves for solo travelers.
Last reviewed: 2026-03-05
Schengen 90/180: the simplest mental model
Mobility & Visas
A plain-language explanation of the rolling window rule and what trips count.
Last reviewed: 2026-02-04
Visa-free stay lengths: what they assume
Mobility & Visas
What “visa-free for 90 days” usually means, and what it does not.
Last reviewed: 2026-02-04
Why proof of funds is sometimes required
Mobility & Visas
Why entry systems sometimes ask travelers to show they can support their stay.
Last reviewed: 2026-03-05