I would change a few things if I were you. People are going to give you a hard time for (a) using the R word, (b) the implication that writing your actual app

I would change a few things if I were you. People are going to give you a hard time for (a) using the R word, (b) the implication that writing your actual app is merely a matter of "wiring up the back end," (c) the email address.