While most people agree a good time for a podcast is roughly 15 minutes, the really important factor in podcast success is:
Regularity!
An audience will build when they know you are putting out regular, QUALITY and VALUE-RICH podcasts.
Arrange a set release date and stick to it.

Secure, internal communication IS possible. Email is the method that many people choose, but there are inherent dangers in that choice.
I had the opportunity to speak with Debbie Weil this weekend as part of a podcast on the PodcastRountable.  Debbie mentioned working with a financial company that DOES NOT use email.
I know that sounds [...]

Dynamic Content Gives Your Reader Value
Pulling in dynamic content, via RSS, adds value to your blog.  This week’s focus is on the three dynamic pulls Blogsites offer.Guest Weblogs
Take a look at the right sidebar of this blog.  We’re pulling three guest weblogs.  Most author’s don’t mind being ‘pulled’ because it offers them more eyeballs for [...]

If you’re a respected CEO, Executive or other ‘higher-up’ you may think you don’t have time to blog.  Here’s a common comment on blogging avoidance:
4. I don’t have the time.There
are currently 364 unanswered emails in my inbox.  I have 14 phone calls
to return.  Six meetings a day.  I’m currently sitting on the redeye
flying back from SFO [...]

So now you know HOW to comment effectively, but do you know WHEN you need to comment?

When you see a negative comment
When you see a positive comment
When your company has the answer to a question
When your expertise can help a situation
When a topic ‘needs’ your opinion to develop