What are the examples of claim and complaint letters?

Examples of claim letters:

1. Letter to an airline company claiming compensation for a delayed flight.
2. Letter to a mobile phone company claiming a refund for a faulty device.
3. Letter to a hotel claiming reimbursement for lost or damaged belongings during a stay.
4. Letter to a car insurance company claiming payment for repairs after an accident.
5. Letter to a restaurant claiming a refund for a poor dining experience.

Examples of complaint letters:

1. Letter to a utility company complaining about a high electricity bill.
2. Letter to a landlord complaining about noisy neighbors.
3. Letter to a customer service department complaining about poor service received.
4. Letter to a product manufacturer complaining about a defective item.
5. Letter to a local government office complaining about a pothole on a road.