-What's SSL used for? When and how do I use it?
-What's SSI used for? When and how do I use it?
-What's a CGI bin used for? Can I use PHP to acheive the same things?
-What do I need so people can send email using forms from my website?
-What's the site that monitors how much up time your server has? webmonitor.com or something like that?
wow those are a lot..but anyways heres a shorter route
1. secure socket layers help you in transferring data in an Encrypted form. Contact your host for its installation.
2. Server Side Includeshttpd.apache.org/docs/howto/ssi.html
4. You need a form mail script. D/L one here www.scriptarchive.com/formmail.html