Building your personality is the one thing you are doing all the time. Consciously or subconsciously. If you have the right skills and confidence there is no stopping you.
There are people who are stuck in a particular job or position, but are not able to get out of their state. They want to make a good impression on their bosses and be promoted in their jobs. These are people who want to achieve business success and expand their clientele. They want to be the centre of attraction, the life of the party and generally successful, but find it hard to break free from their situations and move forward. They are people with best intentions and are celebrities who are waiting to be discovered.