and use any computerized or automatic mechanism, including without limitation, any web scraper, offline reader, spider or robot, to access, extract or download any content from the Website, unless you are expressly authorized in writing to do so by us; NOR</li> <li>use or launch any automated system that accesses the Website in a manner that sends more request messages to our servers in a given period of time than a person can reasonably create in the same period by using a conventional on-line web browser;