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The only thing that matters is that every part of the cutting edge contacts the hone at some point in the stroke. I've had blades with a little bit of smile and the regular x stroke was perfectly...

I've got a low tech photo guide

http://straightrazorpalace.com/advanced-honing-topics/21734-rolling-x.html

I think the rolling x is in David's video, but I haven't watched them all so I don't...

A good rule of thumb: if you are not absolutely amazed at how sharp the cutting edge is, the bevel is not set, keep honing until it stops getting sharper.

You could try honing on 1k grit sandpaper...