keep your ear to the ground
US /kiːp jʊər ɪər tə ðə ɡraʊnd/
UK /kiːp jʊər ɪər tə ðə ɡraʊnd/

1.
ficar atento, estar a par, manter-se informado
to pay attention to what is happening around you in order to be aware of new developments or opportunities
:
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You need to keep your ear to the ground if you want to find a good job in this industry.
Você precisa ficar atento se quiser encontrar um bom emprego nesta indústria.
•
The detective always keeps his ear to the ground for any new leads.
O detetive sempre fica atento a qualquer nova pista.