Shipping is included for pre-orders in the USA, and discounted for all other countries. Pre-orders of Camelot & Avalon come with a promo card. You shouldn’t be charged until your item ships.
If you are a brick & mortar store and want to know about wholesale prices, let me know.
All of these items can be bought at trycelery.com here.
It can take at least four months for the game to be officially released, around October 20th, 2017.