Is better to buy it buy the bar in grams or ounces or is better to buy it buy the coins in grams or ounces.
if you can afford to buy an ounce it's the best way but if you buy it in grams it cost more to make more pieces than just 1 piece coin or bar.
I purchased a combination air tight fire proof water proof safe to store it in my room. takes 2 people to carry, unless your built like Arnold Schwarzenegger in the 70s