Whether it is a summer job, weekend work, or a way to pay for college, the service industry is a great option for earning money. Learn how to become the best waiter/waitress possible with helpful tips about handing problem customers, getting a good turnover rate on your tables and upselling. Countless years of experience have been complied to help you provide the best service possible while working smarter, not harder.-- (3/18/2015 12:00:00 AM).