Training and educational services, namely, classes, seminars, and workshops, in the fields of using and implementing metal detectors; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing ground penetrating radar sensors; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing non-intrusive sensors; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing metal detectors, ground penetrating radars and systems, imaging and visualization systems for detection of objects and/or geological features; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing detectors, imaging and/or visualization systems, namely, sensors and/or metal detectors for locating and/or imaging objects, geological features, buried objects, hidden objects, land mines, explosive hazards, and/or underground anomalies; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing vehicle mounted mine and explosives detection systems; training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing vehicle mounted detectors, imaging and/or visualization systems, namely, sensors and/or metal detectors for locating and/or imaging objects, geological features, buried objects, hidden objects, land mines, explosive hazards, and/or underground anomalies; and training and educational services, namely, classes, seminars, and workshops, in the field of using and implementing mine and explosives detection systems