Supermarket Discount Hours: 30% to 50% discount stickers applied on perishable bakery goods, meats, and produce in discount stores (Aldi/Lidl) 1-2 hours before closing (around 19:00-21:00).
Best Cheap Eats: FU Berlin Mensa II Silberlaube student/guest daily vegan/vegetarian dish (~3.00-5.00 EUR) or Döner Kebab/Dürüm stands at U Dahlem-Dorf and S Zehlendorf.
Public district library with free Wi-Fi, study desks, and power outlets; free entrance
Note: Public Wi-Fi here is unencrypted. If accessing bank or work portals, keep NordVPN on. Grab the student rate (via Student Beans verification), or lock in the 2-year plan to save the most.
Best Way to Move Around: BVG U-Bahn (U3 line), S-Bahn (S1 line), local buses, or bicycle.
Standard Fare: 3.5EUR
Transit Scams to Avoid: Always validate (stamp) single paper tickets before boarding at yellow/red validator boxes; ticket inspectors (Kontrolleure) give non-negotiable €60 fines for unvalidated tickets.
How to Keep Data Costs Low: Buy a prepaid starter pack at Aldi/Lidl for ~10 EUR (includes starting credit), complete mandatory online Video-Ident verification with passport.