Potential is an adjective and a noun used to say that something or someone has the capacity or ability to develop or transform in some way. You can talk about potential clients or the potential for someone to succeed for example. If you say that someone has the potential to do something you are saying that the possibility is there that they may do it. Something that has potential is possible but is not yet real. In physics and science potential refers to electric potential were at the possibility of something creating a reaction.

1. The young football player has bags of potential. His coaches believe that it is only a matter of time before he hits the big time.
2. The energy that the new solar technology would produce was potentially unlimited.

1. The new software that the company developed is so revolutionary that it could potentially change the way people use their computers.
2. Carl's idea has potential, but it would need to be looked into in much more depth before management could consider implementing it. 

1. I think that the best way to attract potential customers is to really get our message out there by developing a strong online presence, particularly with regards to social media.
2. There's loads of potential among the entry-level staff in the office. It won't be long before some of them start moving up through the ranks.