Encouraging users on Reddit to crosspost to the equivalent group on Lemmy.
Maybe the Reddit communities that care about the recent Reddit policy changes but still are open or planning to open up could implement some step in the "Create new post" dialogue. At least stating what the sister-group on Lemmy is called and so on.
I seed to 500% and then it auto stops. But I wouldn't mind if Qbittorrent had an option where it would start seeding again automatically a while if the torrent had too few sources at some point later.