How to pay only for components of a course

Go to the search box and type the desired title or you can choose from the Browse Titles menu.
To add your selection in the cart, click the Buy Now button.
Choose the particular component: Lessons, Test Prep, or Labs of the product, expand the Buy Components Individually or Add on Components option.
Select the desired components and click the Proceed to Checkout button.
If you wish to delete a component from the selected components, click the Update button.
Click on the component you wish to deselect and click the Update button.
Type and confirm your email and click the Proceed to Checkout button.
Fill in the details and click the Pay Now button to complete the buying process.