> I have glassed the hull on my Coho and have some raised areas where the
> cloth edges frayed. These are at the bow stem where the cloth was wrapped
> around the stem. Should I sand them smooth now or after the fill coats.
> Thanks

I had the same thing on my Arctic Tern. I just lightly sanded by hand - careful to not cut through the glass - and then did fill coats. Looks fine.