New to this site, bit o information please.

[RangerDown]

-Will people with newer/later patchs be able to log into my server based on that patch version?

No. They must have the client that you have.

-How will I know which version of your EQemu I will need to run this? since it is not the latest patch you guys had working?

Use the handy-dandy version checker, found here: http://www.eqemulator.net/forums/showthread.php?t=17992
and what numbers correspond to what clients, found here: http://www.eqemulator.net/forums/showthread.php?t=17987

You might also want to just give the 5.9 and 5.8 versions a try if your client isn't covered by the version numbers in those posts. It could be that your client will work with 5.9 or 5.8 or 5.7 but the version checker didn't start recording compatible versions until 6.0.

-Please do not ask for the patch, I will ignore/report you. I dont have the time to deal with getting kicked off this site.

I'll try not to

-If I posted anything wrong, please delete my post without banning me.

You didn't.