How to work at the cash register in a gas tation? -

Hello!after 8 monthes of unemployment I landed a job in a gas station. I have an interview wednsday ( in 2 days ) ..I ve never worked in a gas station or in any cash register before.What buttons you push when ppl ask u to fill gas , and how do u operate the lottery service?thank you

they will show youthey won t let you go without some basic trainingdon t worry