You may be freaking out about the end of your introductory period with its low, fixed rate. (themortgagereports.com)
The card issuer for your balance transfer credit card will go over the balance transfer fee and introductory rate and length of the introductory period with you. (mybanktracker.com)
It also enables you to work on paying your debt off interest - free (for the duration of the introductory period). (mybanktracker.com)