In corporate law and taxes, an affiliate is a company that is related to another company, usually by being in the position of a member or a subordinate role. According to Investopedia, usually, the affiliate is "less than 50% owned by the parent company." Two companies may be affiliated if one company has control over the other or if both are controlled by a third company.
The support in there is really hit and miss, which can be a bummer, as the quality of response you receive can vary greatly depending upon who replies, and it’s seldom you’ll get much from either of the head muckity mucks. They profess to be active in the community chat, but often times it’s a lot of “hey, great job…keep up the good work and you’ll be making money in no time” kind of fluff. Be prepared to do some Googling when you have a question.