1. Love each other
2. Don't lie
3. Keep communication open
4. Stay sweet
5. When you get hurt just forgive and forget
6. Never talk about break-ups
7. Never say it's okay even when it's not
8. Forget about "pride"
9. If you say sorry mean it
10. Don't compare your past with your present
11. Don't talk about your stupid ex's
12. Give and take process
13. Beware of his/her feelings
14. When you had a fight, don't let the day pass
15. Don't be the perfect one, be the right one 
Following these steps are vital to keep a relationship afloat. Many people don't realize that a relationship requires a lot of work and that the work just doesn't end when the relationship starts. Of course some of these points are just plain common sense, of course we are not to lie, cheat, or be dishonest with our relationship partner but there are things on this list that we don't always remember to do.
A lot of times in relationships we may apologize in order to get our loved one off our back at the time, but not be sincere about our apology. It is important to be sincere about anytime you apologize for future references, apologizing should be reserved for times when you are truly sorry.
An important aspect of a relationship that everyone doesn't think about too much is having your relationship partner's back. When you are in a relationship with someone and you betray them, whether if they know about it or not, you are destined to sink your relationship.
When your in a relationship a good rule to abide by is not to do anything to your significant other that you wouldn't want your significant other to do to you.