Open up the venue
Arrive at the venue shortly before 11:00. This is important because the food delivery could arrive any time from 11:00.
Open up the venue using the access instructions in the host email.
Switch on the lights.
Allocate a safe space for coats and bags and put yours there to make it easy to point out for attendees.
Check everything is ok with the toilets, kitchen, bins and any disability access requirements.
Check for signs of any pests inside the venue (e.g. mouse droppings or fly infestations).
Decide among the leaders who:
Cooks which recipe
Goes to meet your guests at the hostel
Welcomes members and marks off attendance
Seats members and guests around the tables
Plays the role of the host (e.g. does the welcome and closing speeches)
Walks your guests back to the hostel
Locks up the venue.