Billievers of Bill from all around perform different customs to show dedication to the faith. These customs include but are not limited to:
Wearing top hats (only adults may don the top hat, and only on holidays; children may wear billycock hats until they reach adulthood)
Performing pilgrimage to the Pyramid of Bill (required at least once in a lifetime)
Praying to Bill
Participating in Church Community Meets
Relocating Canadian Geese away from people
Abstaining from goat-based products and interacting with goats
Spreading the word of Bill
Philanthropy
*There is only one custom that is mandatory and that's the once in a lifetime pilgrimage. The other customs are not required, but recommended as they show dedication to Bill, faith, and the Church Community.