I tried that and it gives me an error message.

Can you add the option for a negative number in the repeat X and repeat Y fields? Right now you can only array to the right and/or down.

Thanks for the update. Let me know if you want me to beta test the joist & beam tool.

Any updates on adding joist and beam tools?

Is it possible to 'click and hold' to enable box mode while doing an area takeoff, instead of toggling between "Point to Point" and "Box" mode?