Being a marketing personality, is it important to achieve our targets going against the system?

Every companies having established operation systems are executing with a lot of efforts & money to be invested for several years. Some marketing/sales having level of confident based on the actual result after penetrate the available market. Just do to realize your belief even though against the company systems. Finally, we talk about the result oriented. Hope you can prove your belief by achieve the target as significant contribution to the company. Almost all of the success people act to think outside of the box.