I would like to submit some video clips. Should I color grade the LOG footage? apply LUTS? or just upload the LOG footage?
See here for the video requirements: https://helpx.adobe.com/stock/contributor/user-guide.html/stock/contributor/help/video-requirements....
If you are new to stock, you should consider these resources: https://helpx.adobe.com/stock/contributor/tutorials.html
Please read the contributor user manual for more information on Adobe stock contributions: https://helpx.adobe.com/stock/contributor/user-guide.html
See here for rejection reasons: https://helpx.adobe.com/stock/contributor/help/reasons-for-content-rejection.html
and especially quality and technical issues: https://helpx.adobe.com/stock/contributor/help/quality-and-technical-issues.html