Vote up names you like, vote down names you don't. Whether or not the name will actually be changed is determined with a different kind of Crowner (the Single Proposition crowner). This one just collects and ranks alternative names.
At issue:
+6 (yeas:13 nays:6)
Ignore this. See:this
We've already been through why the two issues are separated, renaming at all versus options if renamed. It confuses people.