English exercise, what we should

What we should do when going through a desert?

Well, I am excited to go through a desert with my friend. I am able to tour in a desert.

But we should do the strategy. Here are the advices from my friends.

Before:

Firstly, it is essential to take enough water and food.

Secondely, to save energy, make sure to use suitable means of transportation, like SUV. 

Thirdly, select the right guideline. This is extremely important.

During:

Firstly, it is essential to cover your body by clothes.

Secondely, Under no circustances do you run away. On the contrary, rest often.

Thirdly, it is necessary for you to eat some food and drink some water.

After:

Firstly, you need to hace a physical examination in a hospital. Because there may a sequela after a tour.

Secondely, after arriving your house, rest often.

In the end, wish you a interesting desert tour.