Our first steps tour and our frequently asked questions 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 (Wikimedia Commons only accepts free content).
You don't need technical skills in order to contribute here. Be bold when contributing and assume good faith when interacting with others. This is a wiki.
Use of your photograph of a house fly for a textbook
Mrs. Wilkins, I would like to use your photograph in a textbook being developed by the U.S. Army. This book is not for profit and your work will be attributed to you in the book. V/r.
Michael W. Davis Training Specialist U.S. Army