Is Promoting Blog Posts and How To?

Yes it is worth promoting. You need to come up with the strategy on how get traffic on blog and then convert them.
You can consult marketing articles for this. I don’t know about what kind of business you are into so can’t suggest anything.

Hello Friend,

If you use Digg and delicious and stumbleupon for promotion social bookmarking sites for your website or blog promoition and traffic then this is a good way because you can create backlinks on these sites and after that you can easily vote them through facebook,google+ and twitter etc but your content should be unique because you know that content is king and search engine is very smart, if you are going to promotion for your website or blog.