I'm thorough. My electronics run at peak performance. I won't leave a job sloppy or incomplete.
I'm attentive. Fully understanding your problem is the first step towards fixing it properly. I will listen to your needs and solve them in ways that are satisfactory to you.
I'm personable. For whatever reason, the electronics industry seems to attract an anti-social, unfriendly, unhelpful sect of society. I know, I have to deal with them, too!
I'm affordable. My work will be done efficiently and correctly, at the lowest cost possible. You'll be happy to have your problem solved, and I'll be happy that you're happy. Happiness is good for business.