It takes birds a while to locate new food sources and often times they keep an eye on a new feeder for a while before trusting it enough to come to it. Have you seen birds in your area? If you have, chances are they'll be coming soon.
What kinds of seed are in the mix?
"We are--each of us--dying; it's how we live in the meantime that makes the difference."
"It's not what you gather, but what you scatter that tells what kind of life you have lived!"
"Be kinder than necessary, for everyone you meet is fighting some kind of battle."