a.analysis phase
The first step is to identify credible blogers that complement, cover or report your areas of interest, including journalists’ blogs, individual blogs, group blogs and mainstream media blogs. Tools to assist you in finding these are:
Cyberjournalist.net
Technorati
BlogSearchEngine
BlogMatcher
BlogDigger
Blogdex

Identify influential podcasters and follow them, subscribe to the RSS feeds – and remember...Start here to find podcasts:
Link
Podcast.net
iPodderX
iPodder.org
Podcast Directory

b.PR Planning phase

. Due to the nature of blogs and bloggers it is best to first gather some experience with this highly dynamic communication environment before actively taking part with an own blog. Therefore the following steps should be considered:

Read
To be successful at approaching bloggers, you must first read blogs!