You're going to send an email to your friend telling them about:

Encyclopaedia Britannica (http://www.britannica.com.au/Product/book/book2000.asp)

Your email will read as the following:
Hi <Your friend's name>,
I found a good online shop that you maybe interest in.
Website : Encyclopaedia Britannica
http://www.britannica.com.au/Product/book/book2000.asp
I found this website at http://www.shophere.biz
Sincerely,
<Your name>
<Your email address>