He is a conscientious person who consistently invests a lot of time, effort, and energy in his work or goals. He is tenacious and possesses a strong work ethic. Who is prepared to take on challenges head-on in order to achieve their objectives? knowledgeable realtor who helps buyers find and buy a new home or place of business. Help them buy and sell homes; additionally, assist clients in negotiating the best price for their property when selling it.