Startup Idea : Sport Social Network

You know that feeling that you have when you want to go jogging or playing a game of tennis and you have no one to join you? This web app will allow you to resolve this and has the next functionalities: - to create events adding the time and place, and people can join you and you can invite people you like(you can also set the level and max number of people that can join) - you can search a map and see all the places for sports(basketball court, tennis court, football courts, gyms, places for jogging etc) with some icons and you can see what activities are about to take place there today - functionalities like profile(with preferred sports, level etc), search for places, people, activities, select users as buddy to join them easier + many, many other features cand be implemented