In fact, in the name everything is indicated. Spam-bot for the board is announced OLX. It works with the VPN and API service of Rucapcha. The principle of work is: connects to a VPN, is registered in the mail.ru system, submits three announcements (maximalny free limit), enters the mail, links activate the announcements, VPN is disabled, the cookie is cleaned. In five minutes, the first pages will be remembered exclusively by your ads.