99designs is a great concept. Here we get to work with international designers at a very reasonable price. Their whole process of the design contest is quite transparent and efficient.
GetActive is a fitness program on the web which monitors your daily activity via step counts and maps it with your ideal/target step count. We use a physical device that is carried by the users to monitor their physical activity.
An image or shape that is easily recognizable is used to represent your business.
An abstract shape or symbol is used to convey the values of your business.
Representing trends from the internet including gradients, rounded corner etc.