what sorts of tips, like for karma optimization? to get people talking?

I'd say plurk often, but not too much. Plurk when you have something to share, don't plurk for the sake of plurking.

Thanks Stringer. And even things like what sort of things are popular here. Since I'm learning, any and all tips are helpful.

People seem to like when I post my works in progress, and random look of the days shots, as well as my blog posts

Stringer. Thanks. Will try that today, posting a new release,