New technology created by a Valley native is aiming to improve how friends and families manage a money circle. After nearly a decade with an idea, Cindy Chávez Swenson recently launched the R.O.S.C.A.

Start by composing a tweet. If Circle has rolled out to your account (close and re-launch your app if you don't see it), you'll see a default Public button next to your profile icon, which means your ...