If you are thinking about purchasing a business from someone, you should be aware of Pennsylvania's Bulk Sale Law. Provide a detailed description of the property or asset being sold.A PA Notary Public serves as an impartial witness to the signing of important documents, ensuring the identity of signers. The Pennsylvania Association of Notaries (PAN) is dedicated to helping PA notaries public perform their professional duties correctly and responsibly. Learn about different ways Notaries can incorporate their business to protect financial and personal assets. A bill of sale helps the buyer prove their ownership of the item and gives the seller a record stating that they are no longer responsible for the sold asset.