He had not added syrup of hellebore, but had proceeded straight to the fourth line of the instructions after allowing his potion to simmer for seven minutes.
So the teacher might say, " You need to follow these instructions to a T. If you don't follow them to a T, you're going to fail the exam." So you need to follow the instructions exactly.
How did you, when you started initially selling to spas, you know, Did you have to also go in and show them how to use the product or was it something that they could just read in the instructions?