Both the seller and purchaser of a group of assets that makes up a trade or business must use Form 8594 to report such a sale. Services include witnessing the signing of important documents, taking affidavits and depositions and giving oaths.How to fill out the Letter of Intent to Sell Business Assets? Public Employees must complete this form in full. This form is required to be completed prior to the disposal of county assets. A street address is required. County clerk employees should use the county clerk address.