I didn't know it at the time, but I came into the store with an impossible problem to fix (even the phone manufacturer now says they can't do anything about it). Mubin patiently tried to troubleshoot with me, trying out a number of different potential fixes.
Although he spent time on my device issue, because he couldn't solve it, he didn't charge me. Thank you, Mubin, for your time and attempt to correct the issue. You did more to help me than the phone manufacturer did! read more