oh my god, you guys just can't read, can you?
You should use it, or get griefed on server where everyone can do everything.
No, not possible in Minecraft.
Maybe in Spout, but don't think so.
Why you just can't write it here?
I don't think anybody would want to contact you outside of the forum (unless you are paying ^^ )
Yeah, I would need solution too, but I think you can just deny some permissions at your second world.
java -server -Xincgc -Xmx12G -Xms2G -Xmn1G -XX:NewRatio=2 -XX:CMSFullGCsBeforeCompaction=1 -XX:SoftRefLRUPolicyMSPerMB=2048...
Try disabling all of the plugins, and turn them on one at the time.
How do you increase RAM?
That's not too big problem if you are using PC, Mac is different story though.
Apple is getting lots of money from...
Separate names with a comma.