Default Limits are as follows:
Dollar amount per transaction = $2000
Daily Limit (rolling 24 hour period) = $2000
Monthly Limit (rolling 30 day period) = $15000
You may change your Credit Limits if approved to do so. To request a change, navigate to your Checkbook dashboard and select the "request limit increase" option.
Here is a quick video showing you how: https://www.loom.com/share/06b02008e71a41879bb4b10643532fef