To increase your income, focus on upgrading your stores and hiring more employees. Invest in better equipment and promotional events to attract more customers, which will ultimately boost your revenue.

Start by expanding one section at a time, prioritizing the most profitable items. Use the profits to unlock new sections and stock a variety of products. Diversifying your offerings can help draw more customers.

Assign tasks based on their strengths, and regularly upgrade their skills. Monitor their performance and ensure they're working efficiently. Happy employees increase customer satisfaction and overall sales.

In Idle Supermarket Tycoon, use your earned currency to upgrade your stores, unlock new staff, and purchase new products. Investing wisely will enhance your supermarket's operation and increase profits.

To maximize promotional events, follow these steps: 1. Schedule events during peak customer hours. 2. Choose promotions that align with popular products. 3. Advertise beforehand to attract more customers. 4. Monitor results and adjust future events accordingly.