What happens next in this paragraph?

How to prevent bugs in your houseplants
Choose houseplants suited for your available light conditions.
The first step in preventing insects actually arises when you choose your plants. Make sure each houseplant is well suited to the amount of light it will receive once in position.
Plants in unfavorable light conditions are subjected to stress, which makes them more susceptible to insect infestation. Make sure your houseplants are potted in sterile soil.