Business opportunity sales generally, §§10-1-410 to 10-1-417. Newspapers. Tie-in sales, §§10-1-330, 10-1-331. Octane rated fuels. Below cost sales, §§10-1-250 to 10-1-256. Gasoline marketing practices, §§10-1-230 to 10-1-241. Patents. Notes or contracts for sale. Consideration to be stated, §10-3-3. Penalty for violations, §10-3-5. Purchaser takes subject to equities, §10-3-4. Petroleum products. General provisions, §§10-1-140 to 10-1-169. Proprietary rights.