If you want to keep your marriage healthy it is important to remember this acronym: 2-first. 2-first stands for the following: Tolerance, Openness, Flexibility, Investment, Respect, Support and Trust. If you can remember these, you’ll think, “To first get my relationship healthy, I have to remember those items.” Tolerance, Openness, Flexibility, Investment, Respect, Support and Trust. When you think of it in those terms, you are more likely to keep it on your radar at which point you are going to improve your marriage’ health.