Hi

you've already been asked to write meaningful comments. Please read and understand this article:
https://wiki.openstreetmap.org/wiki/Good_changeset_comments

Also: Please give good sources for your changes. 

And lastly: Don't jump all over the planet changing small details. Please keep it local per change set.

https://wiki.openstreetmap.org/wiki/Changeset#Geographical_size_of_changesets