Just tell your S. "Your moms trying to get a hold of you." Let him decide. He's 15 Text W "I told him to reach out to you" To co-parent.
M 53 W 54, M since 98 D15, D19 8/2013 discovered EA, W maintained contact with OM until 10/14 7/2/17 W said she wanted S, 7/25/17 moved out of MBR 12/17 W says moving out 5/18, W still in home.