The first and foremost thing before investing in Bitcoin is knowledge and understanding. Just because it has become the latest buzzword among people with high potential for enormous profits does not mean that you also have to invest in it to be the cool dude. Unless you understand it well, its performance, how it works, its behavior, history and the current circumstance surrounding it it'd be dangerous to invest in BTC as it tends to be a highly volatile market. You could end up with huge losses instead of gains. Moreover there are conflicting views about its future. You have to consider all of this. Secondly, if you have decided to invest in it, don't start with what you cannot afford to lose. And always trade on reliable crypto exchanges to ensure safety of your transactions and funds.