to add ups shipping, go to the power store admin page. In the admin menu click the settings button.
In the settings, go to the Shipping settings page.
in the shipping settings, click the Add shipping rule button.
for the shipping rule, set the label, destination country.
you can optionally set a base rate and per item rate.
For the provider, set it to use ups service. you will need to enter your UPS Username, Password, Access key and Account Number.