The phrase "to bait the traps" means to put something attractive or tempting inside a trap in order to lure or entice an animal or person into it. Full definition
Meet new customers, answer phone, receive payments, process credit cards, verify inventory daily including sweeping out units and filling bait traps. (ziprecruiter.com)
Then try baiting the trap with something like Kentucky Fried Chicken. (nocoferals.org)
Regardless, this household was fined twice, $ 80 on one occasion in 2008 or 09... and once for $ 50 in 2010... Additional circumstances involved in these cases would in most circumstances be considered legal entrapment, as Nico baited traps in her backyard with very aromatic bait to attract cats, then would take the cats away and drop them where they would be killed in traffic, as the local shelter would no longer accept cats. (voxfelina.com)