This approach is used for short specialized advice/projects that can't reasonably be estimated. The rate, expertise required, ranges from $80 to $200/hr.
More the norm for Allegro. A fixed price for a well defined task and deliverable. No surprises. (Ex. Strategic plan, hiring, documenting processes, sales training.
This is for long term engagements, (monthly coaching, temporary VP of operations or sales). We will negotiate the terms and pricing (monthly, quarterly, etc...)