http://www.arvixe.com/4093.html There is few web hosting provider that offering multiple domain hosting. Meaning that you can have multiple unique websites in the single hosting account. To have this multiple domain hosting features, you need to look for web hosting provider that have the add-on domain features. If they write 6 add-on domains, this will mean you can have up to 7 websites in your hosting account: 6 add-on domains plus the primary domain that you get when register the hosting account. Arvixe Web Hosting Provides Free Domain For Life With the Purchase of Any Hosting Plan and Up To 6 Domains. This mean you can have firstwebsite.com, secondwebsite.com, thirdwebsite.com and so on. Each websites can have their own email account, ftp account, webmail services, etc If you are having many websites in single hosting account, the only thing that you need to make sure off is that you not heavily linking each sites together. Search engines like google not prefer links coming from same IP address, and on only that, this link can harm your website too. However, you still can have 900 websites on your accounts, and you must make sure they are not link together like a spider web or link farms.