How to fight griefers

Rule number 1: Don't panic!

Go to the sim, where the griefing takes place. First task is, to throw them off sim. Here is how:

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1. Menu World
2. Region Details
3. In the Tab "Estate" at "Banned Residents" -> Add
4. Select all names that are concerned. When ready, anotehr window will pop up, select there "All Estates" - Done

Now the miscreants are gone. Lets take care of their garbage:

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Make sure you have the autoreturn option enabled:

1. Menu "World"
2. Parcel Details
3. Tab "Objects" - Autoreturn set to 1

Stay in that window and let their objects die this way:

1. Switch to the tab "Options"
2. Move the Checkbox at "build" from "Everyone" to "Group"

Now Autoreturn will take care of the issue and after 1 minute you have peace

There are faster ways, i know. But this works if you want to be careful.