OLX

OLX.pl is a Polish classifieds marketplace where users post free listings to sell items such as vehicles, electronics and household goods, with detail pages showing price, condition, brand and specifications. A featured example on the site is a used men's electric bicycle listed for 1 100 zł, negotiable, with a 250 W motor, two 13Ah batteries and a Sigma BC 16.12 wireless counter.

Advertising runs across email and web channels through Formaty premium, Mailing, Programmatic, Projekty specjalne, Rectangle ad priced per impression through auction, Reklama direct, Segmenty uzytkownikow and Sponsored article on flat or negotiated rates. Sales houses include Seedtag Advertising, Wirtualna Polska Media, Waytogrow and VLN Servicios Publicitarios Integrales, and the site's ads.txt lists 188 ad systems.