1. Sex it can be a wonderful "cementer" or a terrible "wedge." 

2. Communication Effective communication takes practice and a great deal of effort. 

3. Finances Financial counselors often point to finances as the most common cause of divorce. 

4. Careers The tip to leading a successful career, family and marriage is to set your priorities straight.

5. Parenting Raising a child can bring parents to the height of joy or the depths of despair.