A Shareholders' Buy-sell Agreement for Professional Corporation with Option to Purchase Shares on Termination of Employment or Death of Shareholder -- Purchase by Corporation or Remaining Shareholders is a legal document that outlines the terms of a shareholders' agreement to buy or sell shares in a professional corporation in the event of the termination of employment or death of a shareholder. The agreement typically provides for the purchase of the shares by the corporation, the other shareholders, or both. This type of buy-sell agreement is also known as a Cross-Purchase Agreement, a Buy-Sell Agreement, or a Shareholder Agreement. There are two main types of Shareholders' Buy-sell Agreement for Professional Corporation with Option to Purchase Shares on Termination of Employment or Death of Shareholder -- Purchase by Corporation or Remaining Shareholders, including a unilateral agreement and a reciprocal agreement. In a unilateral agreement, the corporation is obligated to purchase the shares upon termination of employment or death of the shareholder, while in a reciprocal agreement, each shareholder is obligated to purchase the shares of any other shareholder who terminates employment or dies.