u can google "wholesale blog", there will be lots of answers.
Basically, a blog is a lot like an online journal or diary. The author can talk about anything and everything. Many blogs are full of interesting links that the author has found. Blogs often contain stories or little snippets of information that are interesting to the author.
i am preparing a blog about stories how i deal with the wholesaler http://www.sourcingmap.com/, a reliable supplier.