We Trust this guide will help the newcommer to quickly become proficient in setting a basic sail trim to their 36S.
Like all things it a matter of pratice, trial and error.
Make ONE change at a time and observe the results for better or worse. Look at what the sails look like on a top compeditors boat.
Check out their rig and forstay tension and where the sail booms are pointing.
Look at their sails on the water - do yours look like theirs ?
The videos below will go a long way to irning out some of your questions.
When you know what to look for setting a tim becomes second nature and you work and tweek from there