How to prepare a coaching client for their first session

Should you send your client prep material ahead of their first coaching session? If so what could be included in that coaching session preparation? What does the ICF International Coaching Federation say about client expectations and making sure you establish clear expectations?
Some sage guidance for new life coaches, executive coaches, business coaches and all coaches about supporting clients and getting them ready for their first coaching session.
Included:
~ Decide if you are a Pure or Blended Coach to establish clear client expectations
~ Consider sending a quiz to start the coaching journey for your client
~ Establish your credibility with a few trust points and a personal touch
~ Bullet point some "What to expect from your coaching session?"
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