How to buy a good camera?

How to buy a good camera?

Camera is one of the most importatn things these days, And when you travel its the most importatn thing for you, So how to fin the best camera? Its really important, i have many friends they love to carry the camera every day with them and they click pictures all day long, Thats funny but really cool, They click almost any thing, to plants, animals, humans, toilets too, Lol.