(ii) using any automated system, including without limitation “robots”, “spiders”, “offline readers”, etc., to access our Service in a manner that sends more request messages to the Yostar servers than a human can reasonably produce in the same period of time by using a conventional online web browser (except when Yostar grants the operators of public search engines revocable permission to use spiders to copy publically available materials from our Service for the sole purpose of (and solely to the extent necessary for) creating publicly available searchable indices of the materials, but not caches or archives of such materials). (iii) transmitting spam, chain letters, or other unsolicited email(s).