Stepmom -
"You may not have been there since day one, but I can't imagine my life without you now. Thank you for treating me like your own." Short & Sweet
Here are a few options for drafting a text to a stepmom, depending on the tone and relationship you share: Heartfelt & Appreciative Stepmom
"Hey! Just wanted to send a quick text to say I’m thinking of you and hope you’re having a great day! 😊" "You may not have been there since day
"I'm so glad you joined our family. Thanks for adding so much fun and joy to my world!" Tips for Customizing Your Text Stepmom