Selling a merger and acquisitions business, especially in a market like Vietnam, requires specific strategies. Here are some tips that might be helpful:

1. Understand Your Business Value: It’s crucial to understand what makes your business valuable to a potential buyer. This could be your client base, your reputation in the market, the expertise and experience of your staff, or proprietary methodologies or technology that you’ve developed. Be prepared to highlight these strengths in discussions with potential buyers.
2. Prepare Financial Statements: Any serious buyer will want to take a thorough look at your financial statements. Ensure that your books are up-to-date, accurate, and present a healthy financial picture. Engage a professional accountant if necessary to ensure that everything is in order.
3. Clear Any Outstanding Liabilities: If possible, resolve any outstanding liabilities or legal issues. These will be red flags to potential buyers and could lower the perceived value of your business.
4. Build a Strong Management Team: A strong, capable management team can be a major selling point. Potential buyers will see less risk if they know the business will be in capable hands after the sale.
5. Develop a Transition Plan: Potential buyers will be interested in how the business will transition after the sale. Develop a detailed plan outlining how you will pass on client relationships, operational processes, and other important aspects of the business.
6. Find the Right Broker: Find a broker who is experienced in your industry and has connections with potential buyers. The right broker can significantly increase the chances of finding a good buyer and getting the best price for your business.
7. Pricing: Price your business competitively, but be ready to negotiate. Be sure to factor in all the assets of your business, not just the tangible ones.
8. Confidentiality: Keep the sale confidential to avoid any negative impact on your clients, staff, or market position. Only disclose the sale to those who need to know and always have non-disclosure agreements in place when discussing the sale with potential buyers.
9. Patience: Selling a business is a complex process and can take longer than you might expect. Be patient and keep running your business effectively while looking for a buyer. A declining business is harder to sell.
10. Seek Professional Advice: Selling a business involves legal and financial complexities. Seek advice from professionals such as lawyers and accountants to ensure that you’re making informed decisions and that the sale process goes smoothly.

Remember, every business is unique, so these tips should be customized according to your specific situation.