Earning 100$ a month" refers to a constant income of 100$ that an individual or organization earns each month. This amount represents a regular stream of income and can be derived from various sources, such as a part-time job, an investment stable or other financial assets. The stability of this income distinguishes it as a guaranteed monthly sum.

A second meaning of "earn 100$ a month" is that of a financial goal. In this context, it represents the goal of generating a monthly income of exactly 100$ through work activities or investments. Individuals can set this goal to plan their personal finances or to reach certain financial goals. The amount of 100$ per month can be seen as a specific reference point in the context of earning strategies