context: How to whiten your teeth when you have braces
Consider using whitening toothpastes.
Look for brands that are american dental association (ada) approved, because they contain fluoride: a mineral essential for dental health.
Whitening toothpastes contain special abrasives such as baking soda and peroxide to remove surface stains from teeth.
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next sentence for the context: However, these products will only remove surface stains. They will not change the color of your enamel entirely.

context: How to check pet food recalls
Do a general online search.
When looking for information online, especially if you don't know what website to go to specifically, it's usually best to do a general search with a search engine. Begin by going to your favorite search engine and entering " pet food recall " and the current year.
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next sentence for the context: This should give you some good options of websites to look at. You can also search for your specific brand of food by typing it in along with " pet food recall.

context: How to stop breaking promises
Think before you speak.
This is a difficult thing to do for many people, mainly because it sounds so simple but is actually quite complicated. Sometimes you say something without thinking it through properly.
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next sentence for the context: By the time you realise you shouldn't have said it, the person you said it to has taken it seriously or is relying on it. To avoid this situation, and avoid making impossible promises, don't open your mouth if you haven't thought it through.

context: How to load a powerboat on a trailer
Practice backing the trailer.
Backing boat trailers is essential to the powerboat loading process. The biggest key is to go slowly, which can be difficult when many other boaters are waiting to use the ramp.
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next sentence for the context:
For this reason, it makes sense to practice somewhere else. Take your trailer (with or without the boat) to an empty parking lot and practice backing until you are comfortable.