Persons applying for these positions are mainly workng with guests and the services they need.
Host - Greet, seat, take orders, assist with catering orders, clean... and smile. The first face the guest sees should be a pleasant one.
Servers - Typical day in the life is working to provide a great experience for all that come in. Whether the guest is hanging out for a brew or celebrating with 50 of their closest friends; poise, professionalism and general friendliness goes a long way