How many times have you received spam emails related to SEO services?
Many times! All that annoying junk comes from spammers that most of the time use Microsoft servers to advertise you with their services. You just keep reporting that junk to Microsoft, and they do nothing about it.
We had some customers that tried and used services of such spammers, they got nothing in return. Promises to submit your site to a bunch of backlink sources located who knows where, and then, your website link get buried in millions of others. Think before you reply, and organize your SEO advertising strategies smart way. How? Start with advertising local.