The game uses 2 packs of cards. The stock cannot be redealt. Clicking on the stock will transfer 1 card to the waste stack.
Waste (1 stack). Cards can be be moved from here to tableaux or foundations.
Foundation (8 stacks). Build in suit and up, e.g. a 10 goes on a 9.
Tableau (5 stacks). Build regardless of suit regardless of rank. Any card may be placed in an empty tableau.
Reserve (1 stack). Stores multiple cards of any type. You cannot move a card to a reserve stack.