let (someone) know, notify
Le espero mañana a menos que usted me avise.
I'll wait for you tomorrow unless you let me know otherwise.
Que alguien le avise que además apesta.
Someone should tell him that he also stinks.
— Wicked (2024)
En tal caso avise a su familia.
In that case, notify your family.
Por favor, avise que llegaré tarde '.
Please let me know I'll be late.'
Manténgase en Sierra, avise si cambia algo.
Stay in Sierra, let me know if anything changes.
— El canto del lobo (2019)
Notify the police.