Jayden Seric on using Icomoon and Sass to make magical icon fonts in your stylesheets. (And/but: the usual “YMMV” disclaimers here around icon fonts which, I don’t care what anyone says, are still full of mysterious trouble at all those inconvenient moments.)
By Chris Coyier, writing at CSS-Tricks. I largely agree with this list, but I’m not sure I get the assertion that you should put @includes after “regular” styles. If you’re ordering the CSS properties according to some specific scheme (e.g., Zen Ordering) then wouldn’t you want the output of your mixins to be in the right place? Other than that: some good rules to follow.
I’m excited to announce Susy Next, a joint project from the creators of Singularity, Salsa, Breakpoint, and Susy. We’ll be working together to design and build a unified layout system under the Susy name.