The Model Asset Purchase Agreement with Commentary is the most comprehensive resource available for negotiating and documenting an asset purchase. A Practice Note providing commentary on key terms and conditions commonly found in asset purchase agreements.Model asset purchase agreement : with commentary. You must fill out an application and submit it to the Cuyahoga County Treasury Office. Cuyahoga County Treasurer. This model agreement points out several, but it does not delve into the more complicated tax issues. This Purchase and Sale Agreement ("Agreement") is made and entered into between DMark.