"With the use of motigo products and services on the site it is accepted that WMS has the right to place advertisements on the site in any format or through any channel, including but not limited to e-mail, layer ads, pops, banners and other usual formats without any forewarning and it is furthermore accepted that WMS takes no responsibility for the advertising content and that WMS shall not be liable for any losses incurred regarding this advertising."http://motigo.com/about/terms
Motigo sucks :(