Our latest guest post comes from Jon McGreevy. I’ve known Jon since his pre-freelance career, so we’ve known each other for a while. He recently celebrated his first-year freelancing anniversary (freelanciversary?! nah, never mind) – and it’s so, so good seeing him do so well since he’s gone solo. In my book Anti-Sell, I talk about how ‘running your own [something]’ can be a great way to help you to network. If you run an…