How to Use "gratis" with Example Sentences

1. Despite its name , freecreditreport.com is not gratis .
2. So I 'm supposed to give you your father 's prescription gratis , huh ?
3. All this work is gratis .
4. As with facebook , the users willingly , voraciously , do the work gratis .
5. Expensive wine subsidizes food in a restaurant , and the original " free lunch " was a gratis meal for anyone who ordered at least one beer in san francisco saloons in the late 1800s .