My W keeps calling me with 'what toys are you buying'. I told her, respectfully, that I am sure that we will not overlap and that her gifts always come from the heart and the kids love them. There was no need to keep calling about it. She seemed surprised.
Why not just tell her? Sounds controlling to me.
Or if you don't know yet, ask her what she's getting.
Everything doesn't have to be a battle, FIB.
Life isn't about finding yourself; it's about creating yourself My thread: Trusting God's Plan