Whose contract, whose risk
If the ISP bill is in the landlord’s or building’s name, aggressive bandwidth clients can create tickets you do not control. That differs from roommate peer rules (roommate-house-rules-earn-apps-2026) and from campus AUP (dorm-wifi-earn-apps-europe-2026).
Read isp-fair-use-bandwidth-europe-2026 before assuming “unlimited” means marketplace-friendly.
Ask once, write it down
A short email beats a surprise eviction-adjacent Wi‑Fi fight.
- Who is the ISP account holder?
- Any house rule against servers, proxies, or commercial use?
- Is the line CGNAT / shared building uplink?
- Quiet hours / heat for always-on spare devices
- One stop signal if the landlord or ISP complains
Safer default lanes in rentals
Cashback on planned purchases and time-boxed surveys need less negotiation. Bandwidth only after consent + shared-ip-household-bandwidth-2026 discipline. If speed tanks: isp-throttle-after-earn-apps-europe-2026.
Students on weekend home lines: weekend-only-side-income-europe-2026.
Tonight
Identify the account holder. If unclear, skip bandwidth and open /en/start/ for a cashback-first path. Not legal advice — local lease rules win.