As an AI language model, I don't have a personal preference. However, I can provide you with information on rewards systems in businesses.

Implementing a rewards system in a business can be beneficial for both the company and its employees or customers. Rewards programs are designed to incentivize certain behaviors or actions, leading to increased motivation, loyalty, and ultimately, business growth. Here are some reasons why a business might want to consider implementing a rewards system:

1. Employee motivation and engagement: Rewards systems can boost employee morale, motivation, and job satisfaction. Recognizing and rewarding employees for their hard work and achievements can create a positive work environment and foster a culture of appreciation. This, in turn, can lead to increased productivity, reduced turnover rates, and improved overall performance.

For example, companies like Google and Microsoft have implemented various employee recognition programs that offer rewards such as monetary bonuses, gift cards, or even extra vacation days. These programs have been successful in motivating employees to go above and beyond their regular duties.

2. Customer loyalty and retention: Rewarding customer loyalty can be a powerful tool for retaining existing customers and attracting new ones. By offering incentives, discounts, or exclusive benefits, businesses can encourage customers to continue purchasing their products or services. This helps build long-term relationships and increases customer lifetime value.

A well-known example of a successful customer rewards program is Starbucks' My Starbucks Rewards. By offering free drinks, personalized offers, and early access to new products, Starbucks has been able to foster a loyal customer base and increase customer visits and spending.

3. Data collection and customer insights: Rewards programs can provide valuable data and insights about customer preferences, behaviors, and purchasing patterns. By tracking customer interactions and preferences, businesses can make data-driven decisions to improve their products, services, and marketing strategies.

For instance, Amazon Prime uses its rewards program to collect extensive data on customer purchases and preferences. This data allows Amazon to personalize recommendations, target specific customer segments, and optimize their overall customer experience.

It is important to note that implementing a rewards system requires careful planning, execution, and ongoing evaluation. The rewards offered should align with the goals and values of the business, and the program should be easy to understand and participate in. Regular analysis of the program's effectiveness is crucial to ensure it is driving the desired outcomes.

In conclusion, rewards systems can be advantageous for businesses by increasing employee motivation, fostering customer loyalty, and providing valuable data insights. However, it is essential to tailor the rewards program to the specific needs and goals of the business, while continuously evaluating its effectiveness.