Apologize for not attending the housewarming party.

Hello!

I am writing this letter to express my deep apologies to you, because I can't attend your upcoming housewarming party. I understand that such an occasion is very important to you and your family, and I am very sorry that I can't attend it in person.

For some unavoidable reasons, I have to stay where I am and deal with some urgent affairs. I understand that this may make me miss a very important social activity, which I deeply regret.

Please accept my most sincere wishes. I hope your new house is full of happiness and happiness, and I hope your family will be more prosperous and happy in the new house. I sincerely hope that in the near future, I will have the opportunity to meet you and your family in my new house.

In order to express my apologies and blessings to you and your family, I attach a card here, hoping it will add some joy to your housewarming.

Once again, I regret that I can't attend the housewarming banquet. Thank you for understanding my predicament. I hope we can get together again in the near future.

[Your name]

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