Jason Helopoulos has a great guest post on
Kevin DeYoung's blog related to reasons for leaving a church. I'll summarize them below, but it would be worth reading
his entire post for further discussion and clarification of the reasons he provides.
Good Reasons for Moving On - The Four P's
1) Providential moving
2) Planting another church
3) Purity has been lost
4) Peace of the church is in jeopardy due to my presence
Possible Reasons for Moving On - The Three S's
1) Spouse
2) Special Needs
3) Special Gifts
Reasons Often Used Which Are Insufficient
1) Children's ministry
2) Buzz
3) Youth group
4) Church has changed
5) New pastor
6) I'm not being ministered to
7) Music