kim hammond is here to answer your pet questions. you can e-mail then ed petque >> it is not a cut 16th trick is 50 degrees. debt collection -- it is a multi billion dollar industry, and consumers have complained they have become far too aggressive. >> their nightmare began when a landscaper did a lousy job and would not come back to fix it. before long, they heard from a debt collector, claiming they owed almost $15,000, much more than the project was supposed to cost care >> we did not allow the debt collector money care >> data became -- the calls became aggressive, even threatening to follow the couple. >> we will get an idea of who you guys are associated with. >> i was pretty scared to find out how far they would go. >> i felt threatened. >> they fought back, still in the debt collector. the case is pending. the federal trade commission says complaints in the last three years have jumped from 91,000 in 2007, to 120,000 last year. >> more collectors are engaging in more aggressive tactics. in some cases, they get consumers to pa