Apologize delay inconvenience mail format

Here is an example of an apology letter for a delay and inconvenience in a formal mail format:

[Your Company Logo] [Your Company Name] [Your Company Address] [City, State, ZIP] [Email Address] [Date]

[Recipient's Name] [Recipient's Title] [Recipient's Company Name] [Recipient's Company Address] [City, State, ZIP]

Dear [Recipient's Name],

I am writing to express my sincerest apologies for the delay in [specific service/product] that you received from our company. We understand that this delay has caused inconvenience to you and your business, and for that, we are truly sorry.

We take full responsibility for the delay and are taking immediate action to rectify the situation. Our team is working diligently to ensure that all outstanding issues are resolved as soon as possible.

Please be assured that we are committed to providing you with the highest level of service and quality. We value your business and appreciate your patience and understanding during this time.

If you have any questions or concerns, please do not hesitate to contact us. We are available to assist you at your earliest convenience.

Once again, we apologize for the delay and any inconvenience it may have caused. We appreciate your continued trust and loyalty and look forward to continuing to serve you.

Sincerely,

[Your Name] [Your Title] [Your Company Name]

CC: [Any relevant internal contacts or departments]

Note: This is just an example, you should adjust it according to your company's style and tone. Also, make sure to include any relevant details such as the reason for the delay, the steps being taken to prevent future delays, and any compensation or resolution being offered.