the most important things to have - stability (good servers)
good Remoteupload and FTPupload - money is not the issue as long as you
pay on time most people will be satisfied with some average rate
30 - 40 $ for 1000 dls for 500 mb - 1GB files PPD

I do not know aboutPPS never done that cause I am not a HD stuff or PORN
uploader

this is just my opinion of course