Ya you never know what is going to happen. They can move so much so fast. Deciding to sell needs to be decided on how much of a gain you think is good without getting greedy and holding too long. Some can go up a few thousand % in a week or 2. In that case it would be a good argument for selling fast. Even a few hundred % is good. Tough call, but taking any type of profits is not a bad thing.
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