Here are some business blogging tips (this list needs to be organized):

Never stop learning!

Learn what the major blog search engines are and how to use them.

Learn where to find free stock photos and images to insert into your blog posts. Some examples:
Stock.xchng
ImageAfter
MorgueFile

Maintain a positive attitude about your blog.
Keep your blog topic sharply focused, with a clear objective.
Use free comment tracking tools like coComment or co.mments to keep track of the conversations you participate in online.

Register/claim your blog/feed at the following directories and websites:

About
BlogDigger
BlogPulse
Boing Boing
Digg
Findory
Google
IceRocket
Kinja
MSN Search
NewsGator
Plazoo
Pluck FeedFinder
PubSub
Reddit
RSS Micro
TailRank
Technorati Ping
Technorati Blog Finder
Topix
Yahoo! News
Yahoo! RSS Database
Yahoo! Search

If you want to get people to link to your blog, first create original content that they would be willing to link to. Then join their conversations by linking to them and adding to or responding to their thoughts. And contact them and tell them about your business blog. Make friends and you'll have a set of folks who are willing to link to your blog regularly. Your rankings in search engines like Technorati and Google will improve, driving more traffic to your blog.