The fact that gold can easily be converted into cash is what attracts us to it. Considered the most liquid of assets after currency, there are few chances that gold bars will depreciate in value. When you buy it online, you can even trade in them like foreign exchange or stock exchange, except in this case there is hardly any risk of losing your investment.
Gold bars are also considered as heir looms which can get passed down the generations. Since gold bars are high in value, they also benefit during times of recession and economic crisis.