Some good advice to day for Social and Local - one thing to remember many people think that you can 'trick' the Social networks... my advice is don't do it. It does take a whole lot of work, but isn't doesn't it make you feel better when you have to work for something worthwhile.
Some questions to ask yourself before you start a blog.
Some truths about marketing with social media.
Creating your profiles
Why your local business should be like the jerk.
Digg changes their algo and lots of folks are angry.
Using Social Media to Increase your search visibility