(.. which makes your site more trustable and make your visitors feel safer)important! Here's why:
[+] Facebook insist SSL if you want to load pages or apps.
[+] Google recently announced they now uses HTTPS as a ranking signal
[+] Makes your sites less vulnerable to hacking attempts.
However, implementing https involves buying certificates and then going through
a horrible installation process ;-(
Then if you are on a shared hosting plan, you often can't get the necessary dedicated IP's and other stuffs.
But I just found a solution that will let you make all your sites https secure, WITHOUT buying certificates and without going through complex installation procedures ;-)
He is offering a set of no-fluff, easy to follow, newbie/non-techie friendly training videos that walk you through the entire process.