Bitcoin does not segregate like other physical assets do, you can owe as any amount you wish to, if you can't afford having the bitcoin standard, you can also have the smaller units in satoshies, and how you could do this is by steady accumulation, when you're also interested in bitcoin it's, you can receive as little as you want or were being capable of, we are having this privilege because it's a decentralized digital currency, anyone can decided on what to do with his cryptocurrency at anytime or Invest at any rate or amount.