There is a Q&A module on workiton.com where you can answer questions, asked by people from all over the world. You can prove your level of expertise. You can help others by solving a problem or giving advice. By answering questions you may also revise and improve your knowledge about the business sphere which you work in.
If you need some help and you have questions to ask here you can find their answers. All you need to do is to ask about the topic which you are interested in. There are a lot of people who can help you by solving problems, giving advice and telling you how to fix issues.