How frequently should I submit my availability? Grubhub for Drivers Updated April 06, 2021 23:42 Follow You will need to submit a new availability each week. Related articles When will I receive my schedule? How do I send my availability to Grubhub? What is ‘Smart Scheduling’? Why should I provide my availability? When do I need to submit my availability? Comments 0 comments Article is closed for comments.