I think most of my returns came from cherry picking my way through batches in the good old days. I do almost entirely surveys now -- I've only broken 100 HITs for a WEEK once in the last couple of months. Most the batches don't agree with me these days.
Title: Short survey on consumer topics (4/15/19 - A) (YOU MAY ONLY COMPLETE 1 HIT IN THIS GROUP | Accept Requester: GeorgetownMSBResearch [A1VSOQ6MXD1E1J] Contact TV: [Hrly=$10.71] [Pay=Fair] [Approval=~24 hrs] [Comm=Unrated] [Rej=0] [Blk=0] TO: [Pay=2.83] [Fast=4.56] [Comm=3.97] [Fair=4.60] [Reviews=351] [ToS=1] TO2: No Reviews Reward: 1.00 Duration: 30:00 Available: 42 Description: Short survey 5-10 min (YOU MAY ONLY COMPLETE 1 HIT IN THIS GROUP) Qualifications: HIT approval rate (%) GreaterThanOrEqualTo 90; Location EqualTo US