Oh hello! O: I'm still around, albeit very quietly! I simply keep forgetting to post, but I can assure you I'm here. xD
You can do that too, but also keep in mind that they are also not obligated to fix any mistakes. It's a request. Some things can be fixed with ease, but if it's a nitpick, it's best to not bother. It's a request. They're not obligated to do anything. At most you should be thankful that they even did it to begin with.(When I say 'you' I don't mean YOU, I mean to anyone in general)