A few PSP7 questions

Hey, I had a few questions (that I know are going to make me sound completely icon-illiterate, but here goes anyway.) I use PSP7, so...yeah.

I was wondering if anyone knew what brush(es)/tutorials could get this effect:


And what color techniques get this effect:


And then if you know of any tutorials that are similar to this:


If anyone could help me out, that would be INCREDIBLY helpful.

Thanks in advance!!