It's a time when people are at their most vulnerable, and openly discuss things that are weighing on their hearts.
This is not a suggestion but a command from God because “What accord has Christ with Belial?
They often don’t realize the power and grace of simply sitting down together, regularly, holding hands, and praying from their hearts about the issues of life.
They will pray by themselves, they will occasionally say traditional prayers.
Here's the way Dave would pray this for Jan: "Father, I pray this for Jan, that her love will abound more and more in both knowledge and depth of insight, so that she will be able to discern what is the best, and will be pure and blameless until the day Christ returns." You might want to read through Paul's letters, and other books of the Bible, looking for prayers that you can pray for each other.
This can be a very meaningful way to pray for your spouse.