People tend to check in during these times:
Go in the morning and say hi to Becky, pretty soon she'll recognize your voice on the drive through intercom - I recommend the capuccinos and strawberry banana smoothies
in the happy meals/mighty meals you can tell them you'd like more fries instead of apples or gogurt.
2 for $4 Filet-o-Fish at McDonald's! Limited time only. Price and participation may vary.