Modern people send job advertisements to recruit people, what should they do in ancient times?

According to the existing relevant historical records, there are several ways to recruit people in ancient times:

Posts at the door of shops often recruit people from apprentices, and the shop is in charge of food during the apprenticeship period. Living, basically no wages are paid.

In ancient times, most cities and regions had spontaneously formed labor markets. When recruiting people, employers often recruited people by shouting, and only after both parties reached an agreement.

Brokers (intermediaries) charge a certain fee to the unemployed, and then use their connections and information to match them.

Introductions from acquaintances or relatives were once more popular because they were more reliable.