What are Correspondences in Magic and why do Witches use them?

Correspondences... every beginner witch reads that word in the first book they read or hears it in their first conversation with another witch. They are an essential part to spellcraft. But what are correspondences? And how do correspondences work? Why do we use correspondences in witchcraft and magick? Why are correspondences such an essential part to witchcraft? Are they one of the things every beginner witch should know?
In this video I'm explaining how I personally believe magical correspondences work energy wise. Do if you consider yourself a baby witch - keep watching!

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