The State of the Blog Sales Market: Interview with Andrew Knibbe of Flippa
ProBlogger
FEBRUARY 19, 2013
Are there particular characteristics at particular ages with the blogs that are for sale that are influencing price or interest from buyers? Or other products, like ebooks, or maybe they have an online store attached to the blog which is selling curated affiliate products. The key blog value drivers. You mentioned age before.
40 
Let's personalize your content