In an asset sale, the seller may face double taxation. Intangible assets may be subject to capital gains tax.Asset Sale– Advantages. No legal liability for the corporation prior to the purchase. This FindLaw article helps you make the decision to purchase an existing business's stock sale or asset sale. Most buyers prefer asset deals due to the tax advantages they can secure. Asset sales and equity sales offer unique advantages and disadvantages that must be carefully considered when deciding to sell a business. An asset purchase agreement (APA) is a legal document that serves as a framework for how business assets will be transferred from the seller to the buyer. Any lawyer will tell you that an asset sale is procedurally more difficult.