Logo rejected on graphicriver


My some logoes are rejected on Graphicriver then i started to upload my work on Shutterstock.
Those logoes rejected on Graphicriver that logoes sales 1,000 times on Shutterstock… I want to know if audience like my work and they want to bye my logoes so why Graphicriver rejected my logoes again and again???

Logoes Sale Status: http://imgur.com/NOFN4uR


anyone have reason to why rejected my logo on envato ?