Answe:
eyes and ears on the streets
Step-by-step explanation:
Jacob sees what Jane and the other neighbors are doing as eyes and ears on the street: this means that Jane and the other neighbors are always on the lookout and alert on security issues. They are not relaxed on matters that might threaten their security such as the robbery problems. In other words, they apply necessary security measures such as: looking out for strange cars or strangers in the neighborhood as described in the example above