You must first calculate the financial resources, determine the purpose of investment, long-term or short-term form. Choose for you an exchange that matches the transaction form. Study the changes in the market. Take risks, and plan for the next step, it is important that you do not spend too much money on that risk.
Follow basics and do not follow the old perceptions but look for benefit only rather than wasting your time in predictions is just useless. Every penny and every second counts so do not get late in buying the Bitcoins right now because you may not find any other opportunity like this therefore buy as much as you can. Remember that do not look for little profit because huge profit is possible when you start with Bitcoin and sell it on higher price.