Why don't you take the reduced rate?
You get a discount for buying things wholesale, and I think that's the way you should look at the reduced rate. You "purchase" so much of her services that you deserve a discount.

Paying for Emails sounds ubsurd, no matter ho long they might be!

I've been using benzodiazepines since I was 14yo, they saved my life.
Don't listen to all those side-effects they mention, as you alluded to they're for liability purposes, benzodhiazepines are for the most part very well tolerated.
A very small dose like half or a whole .25 mg tablet of Xanax or a half or whole 0.5 mg. Klonopin will be very gentle.
If you take these judiciously only when severely anxious you won't get dependent on them and even if you take them daily you'll become dependent on them not addicted, there's a world of differenc. Your vigilant attitude towards addiction will help safeguard you.