If you are critical about an thought and want to see it turned into a totally fledged invention, it is essential to acquire some kind of patent safety, at least to the 'patent pending' standing. Without that, it is unwise to advertise or advertise the thought, as it is easily stolen. Much more than that, businesses you technique will not get you critically - as with no the patent pending status your thought is just that - an idea.

1. When does an idea turn into an invention?

Whenever an idea gets to be patentable it is referred to as an invention. In practice, this is not usually clear-cut...