Yes, you are able to add multiple courses to your basket and these can be checked out in one order.
If you have multiple courses in your basket there is an option when selecting the company to add this company to all courses in your basket at that time. The company details will then autofill to all courses in your basket.
There is also an option to add the same student to different courses in your basket. When selecting the student you wish to register, if you choose the option to add to more courses it will provide you with the option to then select which courses you would like to add them to and will then autofill this for you.