Here is a guide on how to get good experience when uploading something:
-First, make something that other people would download or use.

-Second, update it often. It will start getting more views again, i IF, it stopped getting views.

-Third, don't steal anyone else's things. They will end up getting removed.

Skins: -Make a lot of details and have fun making it.

Texture Packs: -Use textures that haven't been used and that you have created. -Dont take other peoples texture packs that have been created and you just changing the name.