Silo problem

Hey everyone,

Well I'm starting my new Amazon niche website and I have a small question about Silo that I couldn't found anywhere.
I want to use Silo Structure something like: http://pickmyshaver.com
Homepage will link to Categories through menu, Categories will be product types like in the example above: "Philips","Panasonic" etc and inside each category you will have product reviews and related articles.
My only problem is that I also want to target keywords like "How to use…

Silo problem