There can be several reasons for updating your website everyday, week, month. but how to update that can be a reason in itself. Alistapart chose to write more details how to be there.
10 tips for writing on Living Web
"Every revision requires new writing, new words that become the essence of the site. Living sites are only as good as today�s update. If the words are dull, nobody will read them, and nobody will come back. If the words are wrong, people will be misled, disappointed, infuriated. If the words aren�t there, people will shake their heads and lament your untimely demise."
- per Mark Bernstein .
Reading the We've got blog : How Weblogs Are Changing Our Culture will also help ....
Thanks Mark, I will work on those.