Add spaces: Ifyounoticetheseflaws,itmeansyouarenotkeepingthespraygunauniformdistancefromthewallatalltimesorthatyouaretiltingit.Anupwardtiltwilldeliverexcesspainttothebottomofthepaintedstrip.Adownwardtiltwillconcentratepaintatthetopofthestrip.
If you notice these flaws, it means you are not keeping the spray gun a uniform distance from the wall at all times or that you are tilting it. An upward tilt will deliver excess paint to the bottom of the painted strip. A downward tilt will concentrate paint at the top of the strip.