Employee Stock Options ( ESO ) can work well for you and for the employer as well. In most cases, it is a win-win situation. As you work in that firm, you can invest in stock safely and know how much to invest.
An insider of a company can better predict changes in stock price and thus play at lower risk.
ESOs are of two types : Qualified ( ISO ) and Non-qualified. Find out about them and try to benefit from such schemes .