4. Communication tool on your website (email)
That this factor is not really three things vital as ever.If the three before this status MUST EXIST, to the number four is actually okay to none. But for Official would recommend that you take advantage of this fourth number of factors.
There are many free email offerings, like yahoo.com, gmail.com, hotmail.com etc.. where you can and probably already use them. There are also using email from the ISP you use. But now that you have your own domain name, whether you're still going to use a free email or you are using an email with your name or the name of your own business?
Email account with your_name@your_domain_name.ext, other than a bona fide certainly impressed more than a free email, also a media campaign to your_domain.ext. If you are the domain owner is reluctant to use it, then who else should popularize the domain name?
The more often you use the email is the greater exposure of these domains, and the more popular domain. Is not that what you want?
So it's up to you whether you will use your email account using your domain name, or you choose to disable it.
The choice should be obvious .....
The next step is you need to make your website to easily search by your prospects, that is by promoting your website