to let you know, to tell you
I just wanted to let you know.
El Sargento me envió a avisarte lo de la otra casa.
The Sergeant sent me to warn you about the other house.
— El botín (2026)
Quiero avisarte que voy a casa para su cumpleaños.
I want to let you know that I'm coming home for his birthday.
— Un día de furia (1993)
Y un momento antes de cerrar los ojos, dijo a tu madre que no debía avisarte.
And just before closing his eyes, he told your mother that she shouldn’t tell you.
— Cinema Paradiso (1988)