Mutual funds have become one of the most famous tools of financial investment in the stock market. It is true from the beginner’s perspective, as through mutual funds, they do not have to worry about stock selection, entry, and exit time of stock. However, when someone intends to invest from the long-term perspective, they must be aware of the hidden charges (such as maintenance charges) applied on mutual fund portfolios. These hidden charges might eat up a large chunk of the overall long-term portfolio returns.