Definition of Angel Investors
Angel investors are the person(s) who help a start-up in term of funds and capital. They are the people who invest in a start-up when no other party is typically agreeing to help in terms of investments.
Angel investors usually invest in an idea or sometimes in an ongoing start-up business in return of equity.
A certain percentage is decided for the angel investor based on multiple factors including the time of investment, amount, equity %, etc.
The angel investors have usually entrepreneurial personality traits who use their vision and see an opportunity in a start-up that others usually overlook.