You should focus on finding the Profitable print on demand products for your Amazon business. This is crucial because choosing the right products will directly impact your success and profitability.

Start by researching popular niches and trends within the Amazon marketplace. Look for products that have high demand but low competition. This will give you a better chance of standing out and attracting customers.

Additionally, pay attention to customer reviews and ratings to ensure the quality of the products you choose. It's also important to consider the production and shipping costs associated with each product, as this will affect your profit margin.