How can you learn from your rivals in business

If your rival business is doing better than yours, you can possibly implement their business tactics into yours, such as advertising, good supply, and more

Learning from your competitors is also a good way to find new opportunities in the marketplace. If your peers are changing, it can provide useful insight into what is happening with both their customers and within the industry as a whole.
How ?
Speak to Your Customers. This is a simple step, but many businesses don't do enough of it.
Speak to Your Suppliers, Competitors.
Go to Industry Seminars, Conferences and Expos.
Conduct Online Research.
Check Social Media.

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