2. It is a concept of grace. It is the only religion that offers salvation as a free gift, up-front. So why not check it out first?
3. You get to lead a non-compartmentalized life. Buddhism lives in 2 worlds...physical and spiritual...
4. Christianity has the best worldview fit...It has the best view on evil and suffering...neither a Buddhist nor a Wiccan priestess can explain the holocaust.
5. Jesus Christ. All the major world religions have Jesus in their religion...so why not check out the one that has Jesus at the center? 
Courage and Godspeed,
1. From Dr. Craig Hazen, Talbot Lecture Series, 2000 as featured by Search Ministries in their Questions Study Guide.