Life In 19x19

Thanks! I went with YMI .8" bamboo board and double convex Yunzi stones.

I am looking at buying a set from YMI. Have the following questions:

1. Looks like Yunzi stones are the place to start. Is that correct?
2. Are convex or double convex better for beginners? Or is it just a matter of preference?
3. Looks like the boards come in .8 and 2.0 thickness. What are the ...