I’m no pit master but I’ve put in the hours and tried every brisket technique I can find, including smoker mods.
Amazingribs is one of the worst sites for learning brisket cooks. It fools you with pseudo-science and big talking. If you want a reliable simple method that will never fail you then go with Aaron Franklin’s system.
Case in point, amazingribs recommends injecting broth.
If you want to get fancier then go ahead, but most folks won’t know the difference.