Is the Vanguard Australian Shares Index ETF (VAS) the best way to invest in ASX shares?

The Vanguard Australian Shares Index ETF (ASX: VAS) is the most popular exchange-traded fund (ETF) for accessing ASX shares. The fund has around $22 billion of investor money allocated to it.  

But, being the biggest doesn’t necessarily mean it’s the best choice for Aussie investors.

Vanguard…