Bigbbs.eu - 1:1 or…
"The downloaded files should be seeded after downloading to ratio 1.0. If you do not achieve ratio 1.0 on the downloaded insert within 2 hours of downloading, you are required to seed it further."
"The required seeding time is 48 hours , and the seeding time is 7 days."
"Downloaded files should be seeded after downloading to ratio 1.0, but not less than 2 hours Escape after downloading before reaching full 2 hours equals catching by the system and applying H&R If you have not achieved ratio 1.0 on the downloaded position, you are obliged (as soon as possible) to return for seeding the downloaded position before 24 hours (max time to upload the patch - 1 week -7 days). This also includes "FREE" files"
Bitbazis.net - 2 hours
Blues-Brothers Biz - 1:1 or 36 hours
Darius - 2 hours immediately after download completed and 3 days within 1 month
"All torrents must be redistributed, at least until you are removed from your seed-connected torrent list or a 3 day seed period is required, which can be completed in installments in 1 month." "You must seed a downloaded torrent for 2 hours from the download"
DataScene - 72 hours
"Delete the torrent from your client. can be done only if you have a minimum ration of 1,000 per torrent after the 3 hours of download or 72 hours cumulative."
HD-Torrents - No H&R rule, but .70 overall ratio requirement
HorrorChannel - 1:1 or 12 hours to 3 days, depending on class (age) of torrent
"New torrent (7 or less days old) depending on class, 1 day, 2 days, 36 hours, or 3 days forced seeding if not a 1:1 or better ratio"
"Mid torrent, (1 week (+) old to 2 weeks old) depending on class, 2 days, 36 hours, 1 day, 12 hours forced seeding if not a 1:1 or better ratio"
"Old torrent (older then 2 weeks) depending on class, 24 hours, 18 hours, 12 hours, 6 hours forced seeding if not a 1:1 or better ratio"
KrazyZone - 12 hours continuously after download completed or to 0.50 whichever comes first.
Leech24.net - 24 hours
"Keep your overall ratio at or above 0.5 at all times"
RPtorrents - 24 hours within 7 days
"Keep your overall ratio at or above 1.0 at all times."
TheEmpire - 7 days
"Neutral" torrent need to be seeded for 24 hours"