The Pitnerest page for Ulla Bulla Tea House contains pins for "tea, tea houses and things other tea drinkers might like," says Melissa Costanzo. The nonprofit donates its earnings from tea sales to Alzheimer's research.
"I play close attention (on Pinterest) to who is drawn to my work and what their aesthetic is," says Tucson artist Steven Derks.
Melissa Costanzo of Ulla Bulla Tea House says its website gets about 25 percent of its traffic from Pinterest.
When businesses want to pin down a profit online, they can't just go at it alone.