They are a beautiful switches to shift on and off energy hence called switch words. They are tiny powerful bullets to trigger energy and direct it to the universe to manifest as pronounced. It is a simple and direct message to subconscious mind to act as per the command.
Energy circle is a concentrated form of energy to create wonders by words, pictures or numbers. Energy circle can be of any shape, colour and size. Its essence is in its intention. Its a powerful tool of manifestation. Concentrated form of energy flows in that circle along with the intent hence manifestation happens often instantly.