IN: Write the next sentence in this paragraph:
How to fix nicotine stained teeth
Use a whitening toothpaste.
Head to the drugstore and look for a toothpaste that specifically advertises whitening properties. These toothpastes can lessen the appearance of surface stains, such as those caused by smoking.
OPTIONS:
- Be wary of these toothpastes, as they have a bitter, acidic taste to them and they may irritate your gums. However, if the whitening ingredients are readily available, you can find whitening toothpaste at most grocery stores.
- Often, they contain chemicals that break down the stains. Ask your dentist for his recommended brand.
- If the toothpaste does not have excellent results, do not use whitening toothpaste. Make your own whitening toothpaste by mixing teaspoon of baking soda and tablespoon of a certain kind of toothpaste.
- Choose a whitening toothpaste that contains minced garlic, cloves or other garlic extracts. It will not work on nicotine stained teeth.

OUT: Often, they contain chemicals that break down the stains. Ask your dentist for his recommended brand.

IN: Write the next sentence in this paragraph:
How to choose a reliable limo rental company in san francisco
Decide the date and time when you will need a limousine rental service.
It will be difficult to continue if the date is not set.
Decide the area in san francisco that you want to visit in a limousine.
OPTIONS:
- You may have more city options so take a quote if you travel. Look at driving time in the area.
- For example, you might need a limousine for san francisco tour, sonoma wine valley tour, napa wine valley tour, or for commuting from the oakland airport, san jose airport, or san francisco international airport. Search for several online limousine rental companies and study their sites.
- Of course, instructions will be provided via phone, on the internet, in city or county news papers. Analyze the success rates for your limousine rental company.
- These days the las vegas streets are packed with cars. Therefore, you may want to stop here.

OUT: For example, you might need a limousine for san francisco tour, sonoma wine valley tour, napa wine valley tour, or for commuting from the oakland airport, san jose airport, or san francisco international airport. Search for several online limousine rental companies and study their sites.

IN: Write the next sentence in this paragraph:
How to build a solar lantern
Decide which color led lights you would like to use.
You can choose from different color led lights that will be powered by the solar energy you are collecting. Once you've decided, purchase all the items, listed under the things you'll need.
OPTIONS:
- Arrange your parts neatly on a table and take note of what everything is and what every part will do. Familiarize yourself with the parts as this will make it easier for you to build the lantern.
- You may also wish to consider adding windows or multipurpose led lights as well. These will provide a more natural look and also add an extra glow to your solar lantern.
- Located in the rainbow, the rainbow led led lights will spawn with different shade names such as blue, purple and orange. If you want to decorate how you wish, go into rainbow steps or walk around the room and show the reference page at the bottom of the page for the differences.
- Gather together any supplies you will need. Your solar lanterns will come in various colors, but they will all need to be used.

OUT:
Arrange your parts neatly on a table and take note of what everything is and what every part will do. Familiarize yourself with the parts as this will make it easier for you to build the lantern.