I reckon it's a bit different in the South. I have never been charged in a store for a build, EVER. I took my dripper in one day cause my resistance was reading inconsistent. The guy behind the counter jumped into the build and had it done in 5 minutes wicked and all. Not a single penny out of pocket for the build, and it was not a big deal for him. I don't see $15 for a regular dual coil build. That's just my 
