Can you short cryptocurrency?

Yes. You can short cryptocurrencies. You can do this in several ways, including using a crypto margin trading platform or a crypto futures market to short crypto.

When do I use a long or short trade?

You should go long or use a long trade on an asset that you believe will rise in price. You should go short on a trade if you know the price will decline. Whether you go long or short depends on the amount of risk you can take on, and your trading strategy and preferences.

Can I go short or long in all financial markets?

Yes. Traders can go long and short in all markets. It is part of the very nature of trading to make informed speculation on how the market will behave. Long and short positions are the essence of trading, and traders try to make sense of developing trends to make the right decisions.