On Liquid Pro, you can do both spot trading and margin trading. You can read about the difference between a spot trading and margin trading here.
You should also understand the available order types before you start using Liquid Pro.
Tap on Spot Trade on the app screen.
Tap on Cryptocurrency pairs on top of the app screen.
Use the search feature to help you find trading pairs you are interested in.
If you want to buy BTC, type BTC in the search box. Then you can enter to transaction page by clicking BTC/USD pair and tap on Buy.
As previously mentioned, there are 4 different order types. On Liquid Pro, the default is Market Order. If you want to choose a different order type, tap on it.
You can choose Limit, Market, Stop, or Trailing Stop.
BTC QTY: Input the amount of BTC you would like to buy or sell.
LIMIT PRICE: Choose the BTC price you would like to buy or sell at, enter the number, tap the “Review” button.
Preview your order one last time. Once you tap "Place sell/buy order" your order will be live.
You will receive a "Congratulations" message once you have tapped on "Place Sell/Buy Order".
You can create another order or head back to the dashboard.