Use check digit in a sentence. The check digit method was used to add an additional layer of customized security to our products and business services offered. You can figure out a good way to use a check digit to make your codes much harder to crack. 14 people found this helpful. The check digit would be added later, because that is how it worked, and I knew this because I had studied it before.
Find Popular Hotel Deals & Destinations in the U.S.A.: 1  Visit Sin City. 2  Stay at Myrtle Beach hotels and experience hospitality only the sun outshines. 3  The boardwalk and a stay at hotels in Atlantic City make for an unforgettable getaway.  Visit the Windy City and stay at Chicago hotels close to the sights you prefer.
Bring a map. Print a map of your hotel's location so that you can find your way in an unfamiliar place. 1  It's a good idea to bring both a zoomed in map and a zoomed out map with your arrival location marked.