You would. If you put a sell order at 7,000 with a volume of 100, it would (likely) cause a flash crash You can see flash crashes all the time when someone of

You would. If you put a sell order at 7,000 with a volume of 100, it would (likely) cause a flash crash You can see flash crashes all the time when someone offloads a bunch of coins without balancing across exchanges. Plus, you would have to find quite a few people that wanted to buy coins @ 7,000 and finding them before your order causes a flashcrash isn't likely.