some suggestions about how to enhance the lecture presentation by Blogging

Using blogging to lecture presentation can increase the communion from the teacher and the students. They cloud get more and more realize and get some advice from the teacher to student or from the student to the teacher.
Sometime when the teacher wants to bring some reference to so many students he can use the e-mail but when the reference were much larger than the e-mail box’s capability, the blogging could easy do it, the teacher just upload the reference to his blog then other people could easy catch it. Share the resource is one of the selling points in blog. All the people would know the information was changing in every second. Blog is a speedy channel to catch that information. So the teacher and student could use the blog to issuance or incept it.
how about you opinion~!?