Ranger and Gunner Guide?

Does anyone know where to find some builds that are for NA fr Rangers and Gunners, which subclasses to run and how to do the skills cause skill tree are expensive lol

https://forum.pso2.com/category/4/classes

This area of the forums have some information about the different classes. May not be exactly what you are looking for, but it provides something to read over until you get a direct resource.