For his day job, Karun Vij earns $183,000 as a regional sales manager for an automation supplier. But before the age of 33, he has also amassed four properties, worth over $2.3 million. His ah-ha moment came about in college, when he realized the value of buying up student rentals -- and he doesn't plan to stop any time soon. This is an installment of CNBC Make It's Millennial Money series, which profiles people across the globe and details how they earn, spend and save their money. Produced and Edited by: Raffi Paul Senior Managing Producer: Eric M. Clark Camera: Jeremy Applebaum Animator: Elham Ataeiazar Reporter: Mike Winters Additional Footage: Getty Images, Karun Vij Subscribe to CNBC Make It: http://cnb.cx/2kxl2rf About CNBC Make It: CNBC Make It is a new section of CNBC dedicated to making you smarter about managing your business, career, and money. Connect with CNBC Make It. Online Get the latest updates: https://www.cnbc.com/make-it Find CNBC Make It. on Facebook: https://cnb.cx/LikeCNBCMakeIt Find CNBC Make It. on Twitter: https://cnb.cx/FollowCNBCMakeIt Find CNBC Make It. on Instagram: https://bit.ly/InstagramCNBCMakeIt #CNBC #CNBCMakeIt #MillennialMoney I Live On $183K/Year & Own Four Rental Properties Worth $2.3 Million | Millennial Money