But you can try to avoid these fates by checking your data use throughout the month. Each iPhone carrier in the U.S. (with one exception) gives you multiple ways to find out how much data you're using.
Hereâs how to inspect your tires: 1  The penny test: Put a penny with Lincolnâs head upside down into the groove of the tire. 2  If you can see all of Lincolnâs head, the tire is considered dangerous. 3  The less of Lincolnâs head you can see, the safer you are.
Understand that the primary function of tread on a tire is to divert water from beneath the tire to improve traction and avoid hydroplaning on wet roads. Tires become unsafe when they're worn, and once the tread is down to 1/16th of an inch (1.6mm), the tire is no longer safe. 2. Look at the tread pattern.