We've added a new chat channel to the server called "Plot Staff". To use this new chat channel you need to be the plot owner or a plot staff on the current plot you are standing in. This should make it easier for plot staff to communicate with each other while local chat is being used for roleplay.
How to enter the plot staff chat channel
To enter the plot staff chat channel use /plotstaff or /pst
How to disable the plot staff chat channel
If you don't want to see messages from the plot staff chat channel you can disable it in /chat: