WHY ETFs?
Choosing an ETF first starts with understanding one's investment goals, and whether that ETF will help you meet those goals. In addition, there are other features to consider.

Expenses
iShares ETFs generally have low fees.

Diversification
ETFs provide access to a wide range of investment options, covering a broad range of asset classes, sectors and geographies.

Liquidity
Because ETFs are traded on stock exchanges, they are easily bought or sold.