Cut and lap

I have found nothing on cut and lap methods on here could I get some ideas on the proper way im using poly don’t know if it matters?

http://www.swaylocks.com/cgi/search.cgi?searchString=cutlaps&db=forums&Submit=Go

Cut laps. tape and mask off with paper, then glass, then cut along the line with a razor when it is gelled. I’m sure it has been discussed. try typing it into the search box at the top right corner of your screen