He asked a lot of different questions about the project, which eventually get the most accurate TZ.
The work was performed a week before the agreed deadline. All the work was done remotely, after it was completed, I received a video report on the work of the device, which was then sent to me to the city by new mail.
During the course of the work Alexander himself decided all issues on the purchase of components etc.
I highly recommend this executive as an electronist, a programmer.