Good link building and mindshare sites

We all know that a huge part of social media marketing is link building.  Here are a few link building sites:

1.  Digg
2. Delicious
3. Netscape
4.  Reddit

The best mindshare sites to me are:

1. YouTube
2. MySpace

Go ahead… pick a few social media sites and start to build your brand awareness and indirectly position yourself.

Good article about the 4 Returns of Social Media here.