Do you have certain hours for accepting donations?

Yes, all our hours are here: https://goodwillnne.org/locations/goodwill-store-amherst-nh/

8 to 5 is wrong the hours we accept donations are mon thru sat 9 am to 8 PM and sundays 11 am to 7 pm

Of course they do. It is posted

Yes 8:00AM to 5:00 PM

8 to 5

All day while the store is open.