Dear [Sister's Name], I hope this letter finds you well. I am writing to discuss an important matter regarding the closing of our late [Relative's Name]'s estate in Phoenix, Arizona. As his/her surviving siblings, it is crucial that we address this matter promptly and work together to bring the estate to its final conclusion. Firstly, let me provide you with a comprehensive overview of what Phoenix, Arizona is and its significance in relation to the estate. Phoenix is the capital city of Arizona state, known for its vibrant culture, beautiful landscapes, and thriving economy. As one of the largest cities in the United States, Phoenix offers a wide range of opportunities for residents and visitors alike. Now, moving onto the purpose of this letter, an important step towards closing the estate is to file a complaint requesting the closure with the appropriate probate court in Phoenix, Arizona. This legal document serves as an official notice to the court and outlines pertinent information related to our late [Relative's Name]'s estate. By initiating the complaint, we are formally requesting the court's approval to finalize the estate's affairs, distribute assets, and settle any remaining liabilities. To ensure that our complaint to close the estate accurately represents our collective wishes, I kindly request your collaboration and signature on this document. Enclosed with this letter, you will find a sample of the complaint letter that we need to forward to the probate court in Phoenix. Please review the content carefully and make any necessary additions or modifications to ensure accuracy. It is imperative that we work together as siblings to handle our late [Relative's Name]'s affairs efficiently and with great care. By signing this complaint and forwarding it to the probate court, we can collectively express our intent to proceed with the estate's closure and distribution according to our relative's wishes. In case you may have any questions or concerns regarding the complaint process or the estate itself, I am more than willing to offer my assistance and discuss them further. Please do not hesitate to reach out to me at your convenience. Thank you for your attention to this matter, and I look forward to receiving your signed complaint letter as soon as possible. Our joint effort will ensure the smooth and fair resolution of our late [Relative's Name]'s estate. Sincerely, [Your Name]