Lyft's AV Plans, Rider Increase, Ads Drive Fuel Up To 70% Upside: Analyst

1. Tigress Financial maintains Lyft's Buy rating and raises target from $26 to $28. 2. Lyft reports record growth in riders, rides, and revenue in Q1. 3. Targeting seniors, Lyft launches Lyft Silver for older adults, a key demographic. 4. Lyft plans $750 million in share buybacks to enhance shareholder value. 5. Expansion in autonomous rides and international markets as key growth strategies.