Includes facilities that play the negotiator or mediator between the parties to the contract in the area of mediation for the distribution of electrical generator only this does not include real estate operations, the convergence of views, as well as the conclusion of contracts of sale or purchase either on behalf of the personal account of others through the holding of the so-called intermediate contract in return for commission or remuneration from a third party, or the conclusion of contracts of sale or purchase in her personal look at independence, but dealing be credited to others through two decades, one between them and the other agent between the client in return for getting a commission or remuneration from the principal.