I am not surprised that you are not a fan - as I say, and in contradistinction to what you said, the story is neither good nor exciting, and you would of course find no practical use for it.
But if you don't like that book, I heartily recommend this, available from Amazon. I am sure you will find it both enjoyable and useful.
Reminiscences of a Stock Operating Manual Vendor
I particularly like the part where the hero, one Mr Grilledbread, describes how he poses as a stock operator to sell his manuals.
It is priced at only $4,000, although at the moment they are doing a special offer if you order today - it is priced at only £3,999.99, but you must order immediately to take advantage of this discount.
Only 89 copies will ever be produced due to strict Third Reich publishing laws, so order now to avoid disappointment.