Hi Michael,

> why just lines and not polylines
> and construction lines for example?

I did mean the whole Lines Menu including Line and Polyline, I didn't think of construction lines as I use them off existing lines.

> Too many settings all piling onto the same
> function can tend to lead to confusion
> about which one is supposed to be used.

That's where I thought the tick box would come in where it would override the global setting to avoid the piling up.

> It could be possible to set up a keyboard shortcut........

Let me use the Snap angle method in the options for a little and if it doesn't gel I'll ask for a toggle script.

Thanks for looking into it.