Hello 
I would like to add the following links to our wiki. These will give you a great start as to how your contributions might be of even greater use to the project. 

Happy Mapping 
Silversurfer83 

https://wiki.openstreetmap.org/wiki/Good_changeset_comments

https://wiki.openstreetmap.org/wiki/Good_practice

https://wiki.openstreetmap.org/wiki/How_to_map_a