If you need to change shifts, it needs to be approved and submitted by an FFA advisor 

[pta_sign_up_sheet]

No more than 4 kids (14 to 17 years) per shift can work
and no more than a total of 2 shifts that week
You must be at least 18 years old to work at the Fryer or cook
You will need to find your own replacement if you are unable to work
( If you’re an adult, find an adult, student can be replaced with student
or adult.)
One “back” must be adult.
One “wrapper” needs to have experience.