How to solve the problem of spelling ?

How to enlarge one's vocabulary?

First notebook entry: Introducing myself I run a company doing forwarder business.I'd like to make friends with people who are friendly and truthful all over the world.Friends often say I am a diligent and careful person.I am trying my best to study English well, in order to do some import and export business in the future.If you have the same idea,don't hesitate to contact me,let us be friends first!