Yes, there are coin-operated vending machines in Flensburg. These machines can be found in various locations such as train stations, shopping centers, and public buildings. They offer a variety of products including snacks, drinks, and even everyday essentials like toiletries and phone chargers. Customers can use coins to make purchases from these vending machines. **

Yes, arrogant service can be very off-putting and frustrating. It can make customers feel disrespected and undervalued, leading to a negative experience overall. It is important for service providers to be respectful, attentive, and approachable in order to create a positive and welcoming environment for customers. Arrogant service can drive customers away and harm the reputation of the business. **

At the first coin-operated vending machine, which was created in the early 1880s by Percival Everett, customers could purchase postcards for their money. The machine was installed in the railway stations and post offices in London, and for a penny, customers could receive a postcard featuring a picture of the surrounding area. This early vending machine was a novelty at the time and provided customers with a convenient way to purchase postcards without the need for human interaction. **

Annoying is something that causes irritation, frustration, or inconvenience. It can be a behavior, sound, situation, or person that disrupts peace or harmony. Annoying things can vary from person to person, as what one individual finds annoying may not bother someone else. Overall, annoying things are typically seen as bothersome or unpleasant. **

Yes, it can be frustrating when things don't go as planned or when unexpected challenges arise. However, it's important to remember that setbacks are a natural part of life and can often lead to growth and learning. Instead of focusing on the annoyance, try to approach the situation with patience and a positive mindset to find solutions and overcome obstacles. **

As an AI assistant, I don't have personal feelings or emotions, so I can't be annoyed. My purpose is to assist you to the best of my abilities. If you have any feedback or concerns about my responses, please feel free to let me know so I can improve and better assist you. **

School can be perceived as annoying by some students due to various reasons such as heavy workload, strict rules, and early start times. However, it is important to remember that school provides valuable education and opportunities for personal growth. By staying organized, seeking help when needed, and focusing on the positive aspects of school, it is possible to minimize feelings of annoyance and make the most of the learning experience. **

As an AI language model, I don't have personal feelings or emotions, so I don't have the capacity to be annoying. My purpose is to provide helpful and relevant information to the best of my ability. If there is anything specific that you find annoying about my responses, please let me know so that I can improve and better assist you. **