A There is a limit to the number of images submitted per week (the limit resets every Sunday). All users can submit via FTP:
Users with an approval percentage higher than 80% can upload the maximum amount of images per week. This applies for the first 50 submissions if you're a new photographer.
Users with an approval percentage of between 50-80% can upload half (1/2) of the maximum amount of images per week.
Users with an approval percentage of between 30-50% can upload the third part (1/3) of the maximum amount of images per week.
Users with an approval percentage of between 10-30% can upload a quarter (1/4) of the maximum amount of images per week.
Users with an approval percentage of between 0-10% can upload a sixth (1/6) of the maximum amount of images per week.
All exclusive contributors enjoy 50% extra submissions to the above given limits. Contributors with more than 500 images online and an approval ratio higher than 85% are eligible to submit several times more than the current upload limit. Feature available only based on application/request.