About 8 months ago I opened a small shop. I initially relied on my cell phone for all business contacts, but after a few customers mentioned trouble locating my business phone number I arranged for local phone service from AT&T.

Although I installed all my own internal wiring, the install cost was still $170. Then a second bill that also reflected some adjustment and overlap expenses (not in my favor), and finally two months of stable billing where I could finally get an sense...