Yes, there are several tips and techniques that can help improve your memory retention in the field of commerce. Here are a few of them:

1. Create associations: Connect new information to concepts or ideas that you are already familiar with. This can help you remember and recall the information more easily.

2. Use visual aids: Visualize the concepts or information you are trying to remember. Create diagrams, flowcharts, or mind maps to visually represent the relationships between different commerce concepts.

3. Practice active learning: Engage with the material actively rather than passively. Take notes, ask questions, and participate in discussions. Teach the concepts to someone else or explain them as if you were teaching a class. These activities reinforce your understanding and help in memory retention.

4. Break information into chunks: Instead of trying to memorize large amounts of information at once, break it down into smaller, manageable chunks. Focus on understanding and memorizing one concept at a time before moving on to the next.

5. Utilize mnemonic devices: Mnemonics are memory aids that help you remember complex information by associating it with something else. Create acronyms, rhymes, or visual images that represent the information you want to remember.

6. Regularly review and revise: Review the material regularly to reinforce your memory. Spaced repetition, where you review the information at increasing intervals, has been shown to be an effective method for long-term memory retention.

7. Take breaks and get enough sleep: Rest and sleep are crucial for memory consolidation. Take regular breaks while studying to give your brain time to process and absorb the information. Aim for a good night's sleep to enhance memory retention.

8. Practice retrieval: Test yourself regularly on the information you have learned. Use flashcards, quizzes, or practice exams to actively recall the concepts. Retrieval practice strengthens memory and helps identify areas that need further review.

9. Make connections to real-life examples: Relate the commerce concepts to real-life examples or practical applications. This helps create meaningful connections in your mind, making it easier to remember and apply the information.

10. Stay organized: Keep your study materials and notes organized. Having a structured system can help you easily locate and review information when needed.

Remember that everyone's memory capabilities are different, so it's important to find the techniques that work best for you. Experiment with different strategies and adapt them to your learning style to improve your memory retention in commerce.