It is important that the right portable electric power tools be available when needed. However, this is of no value if the tools are not in good working order and able to effectively and safely perform the work.
Distribution system capacity continues to increase in commercial, industrial, and institutional facilities. Arcing ground faults can seriously damage distribution equipment, causing fires, which damage facilities and endanger personnel. They also cause extended downtime during system repair.
The Institute of Electrical and Electronics Engineers (IEEE) defines an uninterruptible power supply (UPS) as a system designed to provide power automatically, without delay or transients, during any period when the normal power supply is incapable of performing acceptably.
Voice/data/video customers need hands-on help with their installed networks-tender loving care provided by skilled technicians. Don't equate "moves, adds, and changes" with electrical service work, because there's so much more here!