Google News is a very comprehensive news aggregation of both news sources (4500 in total), as well as blogs.
Since part 1 of blogging is listening (part 2 being responding), you need to find easy ways to listen to what your customers are saying. Searching the web is an inefficient use of time. Google News [...]

You can improve the speed in which your post is picked up in search engines by "pinging."

Many blog authoring tools automatically ping one or more servers each time the blogger creates a new post (or updates an old one.) That is, the tool sends an XML-RPC signal to one or more "ping servers," which can [...]