You are required to develop a short presentation about contract law for your fellow colleagues. The presentation should explain the nature, role, history and sources of south African law in terms of contractual law as well as visual aids and two presentation hand$-$outs that include flowchart of the south african court system as well as a flow chart of alternative dispute resolution in terms of mediation, conciliation and arbitration. The presentation should reflect on the rights and duties, terms of conditions regarding common business environment contracts namely sales contracts, lease contracts and insurance contracts