Advantages of GAs
Concept is easy to understand.
Minimum human involvement.
Computer is not learned how to use existing solution,but to find new solution!
Modular, separate from application
Supports multi-objective optimization
Always an answer; answer gets better with time !!!
Inherently parallel; easily distributed
Many ways to speed up and improve a GA-based application as knowledge about problem domain is gained
Easy to exploit previous or alternate solutions