First come, first served. We'll ship you a free OSTshirt. Here's the design:

ostraining.com/images/tshirts/spaceinvaders.png

First person to say "I'll take it!" get the T-shirts.

I'll take it!!! Thank you!

Congrats Mariana. Email me via This email address is being protected from spambots. You need JavaScript enabled to view it. with your mailing address and the size of T-shirt you'd like. We'll get it in the mail to you.