Use Lyft Coupon Code MARCHPROMO for up to $50 free in Ride Credits. The discount will be auto-applied to your account in the payments section.
Currently, Lyft is in over 100+ cities all across the US. See Cities
If you are interested in driving for Lyft, you can get a bonus of up to $500 (depending on the city) and make $1500/wk! Here are the current bonuses: