There are five principles that should be followed for an effective logo:
1. A logo should be simple in form to allow for easy recognition and versatility.
2. An effective logo is memorable through simplicity and appropriateness.
3. A timeless logo will still be effective many years in the future.
4. A versatile logo can be used across different mediums and formats while remaining functional.
5. A logo should be appropriate for its purpose without being childish or unsuitable for the business.