I have purchased a course from Whizlabs. What to do if I have some doubts about the course content while preparing?

We at Whizlabs provides you online course on various technical topics such as Java, Amazon Web Services, Big Data, Project Management and Microsoft Azure. It you have purchased a course from Whizlabs and have any doubt regarding that, you can submit your query to the subject-matter experts. For this, you just need to send an email at [e-mail] and our experts will get in touch with you and will clear all of your doubts.