Adoctor’s office charges no-show patients $30 if they do not cancel their appointment 24 hours ahead of the appointment because

The appointment time & assiociated revenue is perishable, & the doctor may lose revenue

You did not show us the image of the burger, but i shall try to answer as best i can.  when purchasing food, always consider the ingredients as well as the person who prepared it. consider if they were hygienic people or not, in case the burger was infected with bacteria. no mortal should place an infected burger into their mouth.