The document provides instructions on how to apply for NEST 2020, including important dates and the application process. The application process involves 4 steps: 1) registration by providing basic details, 2) filling out the application form and providing academic details, 3) uploading required documents like a photo and thumb impression, and 4) paying the application fee online. The registration process starts on January 7, 2020 and ends on April 3, 2020, with the exam being held on June 6, 2020 and results declared on June 16, 2020.