Great teamwork is one of the most important keys to your company'’s success. The more harmoniously people work together, the better it is for your company. Teamwork is the way that things get done these days, –and if you don'’t have a cohesive team, you’’re seriously handicapping your company out in the marketplace. Team building is necessary for success because it’'s unnatural for people to come together in a new group and immediately begin to get along.