Before you record your message think about what you want to say and what kind of impression you want to make. Then, write a brief introduction that captures your personality, and practice reading it aloud before you call.
Limit background noises from music and TV during your recording. Remember to sit up straight and smile while you speak. Surprisingly, good posture and a smile help you sound friendly and upbeat.
Get everything out in the open at the very beginning and be honest. Talk Cafe is a place where you can speak openly and honestly about your interests and what you're looking for in a companion. Share the best of you, but also the real you.
To meet a greater variety of singles, try calling at different times on different days. For example, call again on Monday morning if you don't find someone after hours on a Friday night. Be sure to call whenever you can to meet a more diverse group of singles.