How does Billie Letts use imagery in Where the Heart Is?

Example of Imagery:

But Novalee was glad he was there. She liked seeing him when she walked into her house. No matter what kind of day she’d had, regardless of how tired she was or what kind of mood she was in, she always felt better when she saw Forney smiling his crooked smile as she came through the door.

“You're dying right now. Right this minute.' He looked at his watch, said, 'Right this second,' then tapped it with his finger. 'See there? That second passed. It's gone. Not gonna come again. And while I'm talking to you, every second I'm talking, a second is passing. Gone. Count them up. Count them down. They're gone. Each one bringing you closer to your dying time.”