Yes, there are several strategies and techniques that can be used to solve problems or make decisions in the field of commerce. Some of these include:

1. SWOT analysis: This involves analyzing the strengths, weaknesses, opportunities, and threats of a business or a particular decision. It helps in identifying areas of improvement and potential risks.

2. Cost-benefit analysis: This technique involves weighing the costs of a decision against the benefits it will bring. It helps in determining whether a particular course of action is financially viable.

3. Market research: Conducting market research helps in understanding consumer needs and preferences, identifying market trends, and evaluating the competition. This information can then be used to make informed business decisions.

4. Financial analysis: Analyzing financial statements and ratios helps in evaluating the financial health of a business and making decisions related to investments, pricing, and cost control.

5. Risk management: Identifying and managing risks is an important aspect of commerce. Techniques like risk assessment, risk mitigation, and contingency planning can be used to minimize the potential negative impact of risks.

6. Supply chain management: Optimizing the supply chain can help in reducing costs, improving efficiency, and enhancing customer satisfaction. Techniques like just-in-time inventory management, demand forecasting, and logistics optimization can be used for this purpose.

7. Marketing strategies: Developing effective marketing strategies is crucial for business success. Techniques like segmentation, targeting, positioning, and the use of various marketing channels can be employed to reach and attract customers.

These are just a few examples of strategies and techniques that can be used in commerce. The specific approach will depend on the nature of the problem or decision at hand.