In conclusion, people all the world popularly invest in capital market because everyone can own business and industrial with investment in stock. Its three basic-knowledge are (1) suitable persons, (2) benefit and (3) danger of variability price's share. Knowledge about saving money with investment in stock is much necessary. People must know before people will decide to invest. However, saving money with investment in stock will receive high profit and low risk if they apply knowledge about investment to their suitability