Knockin’ Doorz Down is the inspirational story of one man’s heroic struggle against inner demons that nearly destroy him, though he ultimately recovers and finds a unique pathway to redemption and peace. The book has also been translated into Spanish and Portuguese (copy and paste below link to see either version): Portuguese: https://www.amazon.com/Knockin-Doorz-down-Derrubando-Portas/dp/1734548754 - Spanish: https://www.amazon.com/Knockin-Doorz-down-Derribando-Puertas/dp/1734548738 Successful entrepreneur Carlos Vieira was raised on his family’s sweet potato farm in Livingston, California. As a teenager, Vieira is popular and athletic, all set to join the family business, but the allure of recreational drug use leads to a party lifestyle that derails both his career and personal life. In this cautionary tale, we see how the isolation of addiction affects every aspect of Vieira’s existence. Here are the binges, the excesses, the relapses, the rehabs, the arrests, the nights in jail, and the multiple resolutions to recover. At age thirty-four, he finally stops once and for all. Through it all, he offers a timeless message: no matter what you may be struggling with—family challenges, addiction, financial issues, health troubles, or relationship problems—you can pull yourself from the brink, knock down a new door, and create a brand-new life, becoming the person you were always meant to be. "After reading Knockin' Doorz Down twice, I am so motivated to help the promotion of the book thru motorsports initiatives and especially the WEST COAST STOCK CAR HALL OF FAME. I see no stops to reach out to young women and men in racing and make them see all of the truly bad that comes from using drugs and alcohol. I can only pray the book will stop them before they ever start." - Ken Clapp, Sr. Vice President NASCAR (Ret.) & Chairman & CEO, West Coast Stock Car Hall of Fame "From the opening page to the last, Carlos Vieira draws the the reader into a mesmerizing story of lost innocence, addiction, and ultimate recovery. For anyone struggling with any life problem, this book will lift you up!"- Glenn Plaskin, bestselling author of Katie Up And Down The Hall "Everyone has a story to tell and most never will. Carlos Vieira was brave enough to tell his story and because of this he will save others by providing inspiration. Carlos has given so much back to those that need help the most and this book gives us the backstory on the man behind a mountain of good deeds." - Kenny Shepherd, President of Short Track Management, LLC, Race Track Manager and Television Producer "Vieira shares his personal story of tragedy and triumph. If you've ever struggled with addition, know someone who has, or if you are still struggling, this book is a must read." - Troy Lambert, bestselling author and book editor "This memoir definitely knocks down some doors! In his revealing book, Vieira perfectly captures the grip of addiction and how he ultimately recovers from it. It's a suspenseful story with a hopeful ending that will inspire others to push through the darkness to light. " - Frank Fiume, bestselling author of Running With My Head Down When I think about the heartbreak I caused, I regret it all. I know I can't get that time back. All I can do is share the best parts of myself and the constructive, healthy life that has given me a sense of inner peace. I'm spending it with the people I love. I can only thank them for keeping me in their hearts all these years. I could have not done it without them. Because of the support I've received, I am able to giveback by turning my troubled past into a story that can, with any luck, provide hope, help, and healing to others. Thank you.  Knockin' Doorz Down is the inspirational story of one man's heroic struggle against inner demons that nearly destroy him, though he ultimately recovers and finds a unique pathway to redemption and peace. Successful entrepreneur and race car driver Carlos Vieira was born in Rio de Janeiro, Brazil, the youngest of three siblings. When he was a young child, his working-class parents immigrated to California, where they thrived as sweet potato farmers in the town of Livingston and provided their children with solid values and a strong work ethic. As a teenager, Carlos is popular and athletic, all set to join the family farming business, but when he yields to the allure of recreational drug use, his dreams and goals fade into the back- ground. There follows a series of unexpected challenges that land him in serious jeopardy. In this cautionary tale, we see how the isolation of addiction affects every aspect of Carlos's existence. Although he attempts a conventional path, the dark side continually dominates as he slowly spirals down, pursuing the party lifestyle for more than a decade. Here are the binges, the excesses, the relapses, the rehabs, the arrests, the nights in jail, and the multiple resolutions to recover. But when Carlos hits bottom, at the