context: How to request an uber or lyft ride with facebook messenger
Open messenger.
The icon looks like a blue talk bubble with a white, horizontal lighting bolt.
Make sure messenger is up to date so that you have access to the transportation features.
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next sentence for the context: You can check for updates on your device's app store. Tap the search field at the top of the screen.

context: How to brix test
Add a few drops of distilled water to the view plate.
Buy a jug of distilled water, or at least use a basic water filter to get clean water. Open the daylight plate, which is a hinged cover that closes over the angled prism.
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next sentence for the context: Use an eyedropper or pipette to drop a few drops onto the view plate. It's important to use pure water that is clean and free of extra particles.

context: How to apply for permanent residence in canada
Apply for permanent residence if you want to stay in canada indefinitely.
Permanent residence is a good option for students or temporary workers in canada who want to stay in the country permanently. Permanent residence allows you to access basic social services in canada like healthcare.
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next sentence for the context: It also makes it legal for you to live and work in the country. As a permanent resident, you do not have to give up citizenship in other countries, allowing you to still have legal ties to your homeland.

context: How to oil a saddle
Warm the oil.
Before you begin oiling your saddle, be sure to warm your oil. The oil needs to be warm (at most 100 degrees fahrenheit or 38 degrees celsius), but not hot.
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next sentence for the context:
Hot oil can cook your leather and ruin it. In order to guarantee that it's the right temperature, try soaking it in lukewarm water for about 20 minutes.