programming dmr

I am having difficulty receiving DMR and was wondering if I have a simple setting that may be preventing reception. I've imported the frequencies and enabled Custom 1 but still don't get any hits. Any suggestions?

I live in south Florida, north of West Palm beach, and I have been on D-Star for a few months and I really like it. However, i do get to talk to Hams from all over the world on D-Star, and many have DMR as well. I hear that DMR could be better than D-Star, but I wanted to see for myself, so I...