A volunteer tech expert is teaching senior citizens at a Jewish Family Services Center in Delray Beach, Florida, how to manage their modern technology.Larry Orbach is dedicated to helping the older generation learn about the new generation of smartphones, tablets and other technology. For three hours every Monday, Orbach answers any questions seniors may have about their gadgets and shows them how to use smartphones to send text messages, make phone calls and perform other tasks.Orbach's lessons have shown success, and the seniors he teaches are grateful for his time and patience.Watch the video above to learn more about Orbach's dedication to helping seniors stay up-to-date in an ever-changing world of technology.