In one sentence, describe what the following article is about: If you're not pressed for time, while you're replacing your rotor, you may want to complete some optional brake maintenance. This saves you the time and effort of having to repeat the process of lifting the vehicle, removing the wheel, etc. later. To check the condition of your brake pads, look for a small notch or groove when this notch is worn down so that the face of the pad is smooth, it's time to replace your pads. To remove your old pads, simply slide them out of the caliper. Note that some types of brake calipers hold the pads in place with a small retaining pin or spring, which will need to be removed before removing the pads themselves. The slide pins, which sit on the outer edges of the caliper, regulate the movement of the caliper. For smooth, proper brake functioning, it's important to ensure these pins are well-lubricated. Remove the slide pins with a properly-sized ratchet or wrench. You may also need to remove a rubber boot on the slide pin to be able to remove the pin from the caliper. Keep track of these pins they will soon need to be cleaned and lubricated. To help prevent the common brake problems of noise and vibration during braking, use a film of sealant often provided with new pads on the pads before installing them. Though it may be obvious, it's important to be clear here only lubricate the back, not the front of the brake pads. Use only lubricants made especially for brake parts other lubricants can degrade over time or damage the brakes. Install the new brake pads in the caliper. They should easily slide in, though, if your original brake pads were held in place with a retaining pin, you'll need to replace this at this point. Be sure to wipe away any excess lubricant from the pads. Over time, the caliper slide pins can accumulate dust and grime, preventing them from sliding easily. Clean the slide pins with a fresh rag, clearing away any debris, and lubricate them with a silicone-based brake lubricant. Finally, apply some lubricant to the brake pad plates. This will help them to move easily and decrease noise during braking. Your brake maintenance is complete your brakes should now function like a "well-oiled machine." You may now proceed to replace your rotor or reinstall the wheel.
Summary: Remove brake pads from the caliper after disconnecting it from the rotor. Remove the caliper slide pins. Lubricate the backs of the replacement brake pads. Place the replacement brake pads into the caliper mounting bracket. Clean and lubricate the slide pins. Lubricate the sliding plates for the brake pads.

In one sentence, describe what the following article is about: More and more people use social media to discuss news and current events. Campaign news especially has been filtered through these mediums. Take advantage of your personal Facebook or Twitter page to foster discussion. Post links to articles about issues you care about and engage with others who comment. Encourage a healthy, productive dialogue online. The app store, which can be found through your smart phone, showcases the various apps available for purchase or free download. As apps are frequently a key part of the latest trends, click on tabs like "Top Rated Apps" and "Most Downloaded" or "Most Purchased." This will give you a sense of what is and is not currently popular. Try to make a habit of downloading the most popular apps. You want to make sure you're up-to-date with the latest in smart phone accessories. A variety of trendy applications, such as SnapChat and Instagram, are now solely available through smart phones. If you want to be a trendy online user, you need to be on such sites. If you do not already have a mobile phone, it's vital to get one to follow online trends. Having a variety of mobile phone specific social media accounts will keep you fresh and trendy. While Facebook and Twitter remain among the most popular social media outlets, keep your eye out for new outlets. Being trendy means keeping ahead of the game and you'll want to hop on new social media platforms as they come. Ello is a new social media platform that promises never to sell user data to advertisers. If a certain social media outlet is no longer in style, it's not necessary to keep updating. Social media outlets such as Myspace and Google Plus, which have fallen out of fashion, should be discarded. Put your energy into maintaining accounts that currently reach out to many users.
Summary: Encourage discussion of current events. Watch the app store. Get a smart phone. Keep track of new social media outlets. Ditch old accounts.

In one sentence, describe what the following article is about: Decoration packaging will contain seals or labels that indicate the product is safe to use in your home. Using decorations that lack a safety approval may be hazardous, and can trigger an electrical fire. Electrical decorations should not display any loose or frayed wires, loose or cracked bulbs, or any other physical faults. If these features are present, avoid using the decorations to prevent an electrical fire. Some outlets cannot support multiple connections, and may become overloaded and trigger an electrical fire as a result. Plug your decorations into multiple outlets, and read the instructions included with your decorations to determine the safest method for use. If you replace a bulb with a higher wattage than is required, you can potentially cause the entire string of lights to overheat and start a fire. Leaving your decorations unsupervised means that nobody is around to notice any fire that might start. Lights and other electrical components become overheated due to being left on for an extended period of time.
Summary:
Use holiday decorations that have been approved for safety by national laboratories. Inspect the physical condition of all electrical decorations before use. Refrain from plugging multiple electrical decorations into one specific outlet. Replace bulbs in light strings with those of the same wattage, when applicable. Turn off or unplug all electrical decorations when leaving the house or going to sleep.