Good place and type?? to buy
Also when?
Insurance for WHAT ??? Health, car, trip interruption/cancellation, accident, life ?? Give us a hint? You have double posted the question so you should delete the other question so all your response are in the same location.
You can compare lots of policies, with various combinations of coverages, at www.insuremytrip.com. Without more info from you we really can't be of much help.