Search:

PMFJI --

You _cannot_ hold the strop too tight. A perfectly-tight strop is equivalent to a paddle strop -- and those work fine. An almost-perfectly-tight strop is equivalent to a loom strop --...

There should be enough pressure _on the spine_ so you can see the strop bend a little bit around the spine.

You should _not_ be able to see the strop bend as it goes around the edge. If you can...