For the average home user on a standard ADSL/cable connection, maintaining a ratio on YGGTorrent is challenging but not impossible. The golden rule is: If you have limited bandwidth, invest €6 in a seedbox for one month, and you will generate enough ratio buffer to last a year.
Many old RatioMaster tutorials tell you to spoof an old client like Azureus. YGG sees that no real peer uses that client anymore. Automatic ban. yggtorrent ratiomaster
If YGG detects you using a RatioMaster, the consequences are immediate and severe. For the average home user on a standard