Glowforge won't let me print in top left corner

[jbmanning5]

Here are some details regarding that, from November '16:

Specs update

We’ve made some small but important changes to the planned bed area of 12x20, and it’s a mix of good and bad news. The bed area is wider and deeper than we planned (18" x 20.4") and we can accommodate thicker materials than planned (up to 2" with the tray removed instead of the 1.5" planned). However, our production units will have 11.5 x 20.4" working area, which is more width but less depth than planned. Also, the working area will be reduced somewhat when the laser operates at high speed, a…