Educational services, namely, conducting lectures, classes, educational programs and demonstrations, and training in the field of trees and plants, tree and plant health, soil, dirt, insects and bugs, garden ecosystems, and environmental conservation, preservation and land use, and environmental, health, economic and societal benefits of trees relating to slow of water evaporation, water pollution, cooling of streets and urban areas, air, oxygen, climate change, energy, canopies to help reduc...