The first time you swap or become a maker, you will have to approve the token. This gives the Gridex Protocol permission to swap that token from your wallet.
Once you approve a token, you will not have to approve that token again on Gridex. Each token from a specific wallet address you wish to trade requires a one-time approval.
When you are ready to swap tokens or place an order, you will see the following prompt:
When you approve a token, it is considered a transaction so you will have to pay a network fee.