In order to establish negligence as a Cause of Action under the law of torts, a plaintiff must prove that the defendant had a duty to the plaintiff, the defendant breached that duty by failing to conform to the required standard of conduct, the defendant's negligent conduct was the cause of the harm to the plaintiff, and the plaintiff was, in fact, harmed or damaged.
Sales engineers typically need a bachelorâs degree in engineering or a related field. Successful sales engineers combine technical knowledge of the products or services they are selling with strong interpersonal skills.
Confidence votes 9. 1  Pre-sales person is a person who has in depth knowledge of specific tool/product. 2  He helps sales person to sale the tool/product and helps the customer to understand how the specific tool/product is helpful to his business by correlating the product and the business. He helps sales person to sale the tool/product and helps the customer to understand how the specific tool/product is helpful to his business by correlating the product and the business.