Hi everyone, I'm just doing some research into online dating and I'm trying to figure out the best way to go. Here's a list of some sites I've started researching. Any feedback would be greatly appreciated, and hopefully this will be valuable for everyone on here.

Please answer the following questions regarding the dating sites below...

1. What experience and/or results have you have had with these sites if any?
2. Should I avoid any of them?
3. Are there any other sites that have actually worked out well for you that I should know about?
4. Which sites are best for dating? Which sites are best for hooking up?
5. Any other online dating tips?

Here are the dating sites:

Lavalife.com, eHarmony.com, Match.com, Cupid.com, Singlesnet.com, Plentyoffish.com, Passionsearch.com, Matchmaker.com, PerfectMatch.com, Personals.Yahoo.com, Adultfriendfinder.com, Friendfinder.com, Great-Expectations.com, Datingdirect.com, Chemistry.com, EasyFlirt.com, AmyLaurent.com, Getiton.com, and Spark.com.

Please respond to my questions above regarding those dating sites. ANY input would be greatly appreciated in helping me make a decision. THANKS!