Olecko this city, developed mainly in the direction of the tourist trade and industry. There are shops with a broad range of apparel, construction, food, etc.
* Supermarkets - Tesco
* Construction and decoration - Kram
* Urban Markets - the main marketplace (Rzeźnicka Street)
*Sporting Goods Stores - Eldom (2), Avans (2), Electronics Appliances,
*Partner Stations fuels - Orlen (1), Shell and other smaller private stations
* Banks: Bank Pekao, PKO Polish Bank SA, Bank of Food Economy, GE Money Bank, the Bank of Polish Cooperatives, Getin Bank, AIG Bank of Poland, the Postal Bank, Eurobank