Karthik Varadhan completed an online course on "Business email" through HP LIFE e-Learning on March 7, 2015. The course, which took approximately 1 hour, covered writing professional emails, basic email elements, addressing emails, attaching files to emails, and creating email signatures. The certificate of completion was presented by Jeannette Weisschuh of HP Corporate Affairs and Rebecca J. Stoeckle of the Education Development Center.