As a portfolio manager, you commonly take short positions in stocks that have a high short interest

Question:

As a manager, you commonly take short positions in that have a high short interest margin. What is the advantage of focusing on these types of firms? What is a possible disadvantage?
Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing... Portfolio
A portfolio is a grouping of financial assets such as stocks, bonds, commodities, currencies and cash equivalents, as well as their fund counterparts, including mutual, exchange-traded and closed funds. A portfolio can also consist of non-publicly...