The transparency plan my w agreed to was that I can check her phone with her present. No confidential info, but she claimed to feel "invaded" if she thought I was checking all the time. Although it's easier for me to agree since I know her passwords and can theoretically check things out whenever I want...
The key is that you can check it randomly. Makes it much harder to hide things if she doesn't know when you're going to look.
Me-38 W-38; T-15 M-12; S10 and S6 BD - July 2016; EA confirmed; confronted Aug 2015 EA dissolved 12/2016
Never make someone a priority when all you are to them is an option - Maya Angelou