Our first steps help file and our FAQ will help you a lot after registration. They explain how to customize the interface (for example the language), how to upload files and our basic licensing policy. You don't need technical skills in order to contribute here. Be bold contributing here and assume good faith for the intentions of others. This is a wiki - it is really easy.
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Talk pages are where people discuss how to make content on Wikimedia Commons the best that it can be. Start a new discussion to connect and collaborate with Mimova. What you say here will be public for others to see.