Many people consider Twitter solely for networking purposes, for meeting people with common interests and conversing. And while that’s a big part of it, Twitter can also be a very useful tool for improving your writing. When I first started building my Twitter follow list, I started with a lot of writers. And soon I discovered, mostly through feeds of people like Jay Lake and Paul Jessup, the #wip hashtag. Easy enough, WIP stands for “work in progress”. Basically, writers sample little 140 character or less sections from their work, sharing it with their friends and followers. Not every writer does this (either some don’t like the attention it brings, while…