Job fairs take some finances to create and maintain a booth for the duration of the fair. And most likely some part of the advertisement costs. But - the main investment is time. Some fairs last a week. But the average time a fair lasts is three days.
Most employers send their assistant managers or top employees to station the booth.
There's been a good rate of success for both employers and employees through this avenue. Get a line There are also job lines. These are the recorded telephone messages any person can hear when they dial a company's number, usually the Personnel Department. You can find out what the current openings are with that company, requirements and how to apply. These can be quite effective as well.