Companies or just common people who are making profits by means of investing into different projects pursue this or that style of work, the one, they find the most effective to reach success in such complicated sphere as investments. Upon the whole the approach to stock investing can be of two types: it can be either aggressive or conservative. Sometimes the styles are named in the following way: a hare strategy and a tortoise strategy. The aggressive style demonstrates a hare in investing while the conservative approach indicates that you have a tortoise strategy. The most skillful investor can manipulate them both. He will choose the one depending upon the term he has at his disposal. Much depends upon the plans of the investor: if he wants to obtain the result the quickest way possible or not. Other influential factor taken into consideration when the strategy is chosen is the goal one aims to achieve. The goal of bigger profit will involve more hazardous projects and aggressive strategy. But generally investors stick to one of them. To define the strategy the following characteristic features should be observed: Look upon the type of enterprise. Is it something tried and proven with time? Safe places guarantee security attracting investors who like conservative investing. Such people like to invest into securities backed by the government and into banks. If the enterprise demonstrated stable growth, it will certainly attract the attention of conservative investor. He will not expect some rapid growth, slight changes of figures will be satisfying enough for him. The market value of company is also of importance. The bigger it is, the safer it looks for the potential investor. Leadership in the sphere, the company works in, is a must for a conservative financier. Good market position is a priority. Aggressive investing relies upon the potential of the company to break forward all of sudden. It requires big talent of investor to find the company of this kind and to analyze everything carefully not to make a mistake. The companies, aggressive investors are interested in, are not big, but there is hope that small company will become next Microsoft or General Electric. In pursue of sudden breakthrough they usually choose companies working in the sphere of innovation. Aggressive sponsors are not interested in dividends, they prefer to invest and short-term result is of no interest to them.