The session 4 of the Webinar Course on "Honing your Skills in Breast Imaging - Tips on Techniques & Refining your Reporting" by Dr Bagyam Raghavan, & Ms Sheeba Nair was successfully organized on 31 October 2020. In this the two hour session the speakers gave meaningful insights on advances in digital Mammography - Tomosynthesis & Contrasy Mammography and backed up the entire discussion with real life case studies. The session was attended by over 60 attendees who included breast imaging radiologists and technologists across South & South East Asia. With this Session, the Breast Imaging Webinar Series was completed with positive response from most participants.