There is a wide variety of print and physical surfaces where your brand can be advertised:
Stickers at the walls and gates (i.e. all customers pass though automatic gates where brand-name stickers could be used);
Pop-corn boxes (Cinamon sells 200’000 boxes per year in Tallinn);
Tickets (300’000 tickets are printed out by customers);
Walls in public areas (i.e. toilets, corridors, cashier desk, etc).