# Part 1
* in Admin Console
# go to {nav E-commerce > Orders} section
# click on `Incomplete` tab
# click on `Add` button on toolbar
# press `Add` button # click on `Billing` tab
# press `Billing` tab # on `Billing` tab fill only `Credit Card Number` field with `4716582257254288` value and press `Save` button
# on `Billing` tab fill only `Credit # confirm, that after page refresh `Card NumberType` field with `411111111111111` value and press `Save` buttonis automatically detected as `Visa`
# Part 2
* in IDE:
# confirm, that after page refresh `Card Type` is automatically detected as `Visa# change `OrdersEventHandler::OnBeforeItemUpdate` method to call `$order_helper->getCreditCartType` instead of `$order_helper->getCreditCardType`
# change OrdersEventHandler::OnBeforeItemUpdate method to call `$order_helper->getCreditCartType` instead of `$order_helper->getCreditCardType`* in Admin Console
# set empty value for `Card Type` field on `Billing` tab
# press `Save` button on `Billing` tab
# confirm, that after page refresh `Card Type` field is automatically detected as `Visa`
# confirm, that after page refresh notice about deprecated method usage appeared in dDebugger output