February “SSH Mastery” sales numbers and expenses

I promised several authors results of my private label publishing experiment. I now have sales numbers from February from Amazon, B&N, Smashwords, and CreateSpace. Just like the January post, this comes with some caveats:

This includes only SSH Mastery. I have removed my fiction from the totals. Again, fiction sales are considerably lower, but growing.
This excludes the 200 copies bought at cost by the OpenBSD/OpenSSH team for fundraising, and the 40 review copies I ordered.
I’m not going to reg...