My cousin shared this article on Facebook a while ago. Although it is written for mainstream Christians, it also applies to us Latter-day Saints. 5 Really Bad Reasons to Leave Your Church Our own leaders have also addressed the issue of leaving the Church: Come, Join with Us - President Dieter F. Uchtdorf And Nothing Shall Offend Them - Elder David A. Bednar That Ye Not Be Offended - Ensign article "A Brother Offended" - Elder Neal A. Maxwell Challenge: If you have problems with the Church, first identify what they are: the people? doctrine? leaders? traditions? Then discuss them with a trusted person still in the Church and work them out with the Lord through study and prayer.
"That which is of God is light; and he that receiveth light, and continueth in God, receiveth more light; and that light groweth brighter and brighter until the perfect day." -D&C 50:24