new member plan and support

Hi there have just joined you last week on free trial but have decided to move four domains from blue host but I have these questions.
1. I read that I can bring three domains with this plan dos this include all network sites under these domain names?
2. 2 I am a business person in Ethiopia Africa and I am planning to manage other organizations and their own domain names when required what will you advise me to begin
3. 3 what support I will get to move and setup the networking step?
Please replay/ Sharew teklu