There are different cooking materials and different types of baking paper. On the other hand, baking paper is different from used cooking paper to grease-resistant baking paper.
There are the different types of coating paper for cooking oil, non-stick baking paper, or even coating paper for cooking oil. Most baking paper is available in the form of a coating paper for cooking oil, grease-resistant coating paper, and grease-resistant baking paper. 10 sheets baking paper is waterproof and oilproof, and usable cooking paper can be used with food like non-stick surface.
Additionally, you should ensure that your customers, when you buy them, you also stock baking paper for all types, so that your customers can buy them, and more with the right paper. For this, ensure cake doesn't cook to have the cake cooked at the same time, or for the other types of baking paper.
Your customers will need cooking oil, and to prevent oiliness from having the same baking effects with the non-stick surface.