Let's see an example of how we can change the message.
Go to the Settings -> Rules page and then click on "+ Add Rule" button.
Once you put Rule name, Description and Condition go to the "Set Actions" part.
On the "Set Actions" part click on the "+Add Action" button
On the following widget select "Refunds" and click on the "Next step" button
After that, select "Change Refund Method Message" and click on "Confirm"
Select the method you want to change.
Adjust the incentive message.
You can disable the incentive.
Once everything is set up go to the top of the page and save changes.
This is how the Original Payment Looks like after with hide "Transportation fees will apply" text.
And this is how it looks when there is no rules