Network marketing can be reputable if it is conducted ethically and with transparency. However, there have been instances of unethical practices within the industry, which has led to a negative reputation. The network system itself can be effective for reaching a wide audience and generating sales, but it requires a strong support system and a genuine product or service to be successful. Many people have had success with network marketing, but it requires hard work, dedication, and a strong understanding of the business model. **

During parkour trial training, participants typically wear comfortable and flexible clothing that allows for a full range of movement. This often includes athletic shorts or pants, a moisture-wicking t-shirt, and supportive athletic shoes with good grip. Some participants may also choose to wear gloves to protect their hands during training. The key is to wear clothing that allows for agility and flexibility while providing support and protection. **

Network marketing is a business model where individuals sell products or services directly to consumers through a network of distributors. These distributors earn commissions not only on their own sales, but also on the sales made by the distributors they have recruited into the network. This creates a multi-level structure where distributors can build a team and earn passive income from the sales generated by their downline. Network marketing often involves selling products through word-of-mouth marketing and building relationships with customers and team members. **

AirPods are worn by placing them in the ears with the longer stem pointing downwards. The stem of the AirPods should align with the angle of the ear canal for a secure fit. The AirPods should feel comfortable and snug in the ears without falling out easily. It is important to make sure they are properly seated in the ears to ensure good sound quality and a secure fit. **

Yes, no mask was worn. **

Leggings are typically worn as a form-fitting bottom garment that is often paired with a longer top, such as a tunic, sweater, or dress. They can also be worn under skirts or shorts for added warmth or modesty. Leggings are versatile and can be dressed up or down depending on the occasion, and are often worn with sneakers, boots, or flats. It's important to choose the right size and style of leggings to ensure a comfortable and flattering fit. **

The specific item of clothing being worn is not mentioned in the prompt. Therefore, it is not possible to determine what is being worn based on the information provided. **

You can tell how worn down or worn out bicycle rims are by inspecting them for visible signs of wear such as cracks, dents, or deep scratches. Additionally, you can check for any unevenness in the braking surface or any warping of the rim. It is also important to pay attention to how the brakes are performing, as decreased braking efficiency can be a sign of worn rims. Finally, if the rims are significantly concave or have a noticeable groove in the braking surface, it may be time to replace them. **