How does the mother-in-law thank her son-in-law for giving him a red envelope on his birthday?

As a son-in-law, you can thank your mother-in-law in the following ways:

1. Thank you in person: You can visit her in person to express your thanks. You can say, "Thank you very much for your birthday red envelope. It means a lot to me."

2. Write a thank-you letter: You can express your gratitude by writing a thank-you letter. In the letter, you can say, "Thank you for your birthday red envelope. I feel very honored and grateful. I hope we can keep in touch. "

3. Give a gift back: You can give a small gift back to your mother-in-law to show your gratitude. This can be a bunch of flowers, a box of chocolates or a bottle of wine. You can attach a card to the gift to show your gratitude.

4. Express gratitude with actions: You can express your gratitude with actions. For example, you can help your mother-in-law do some housework or take her out for a walk. These little moves can make her feel concerned and cared for.

No matter which way you choose, you should sincerely express your gratitude and let your mother-in-law feel your sincerity and respect.