The great thing about Imagine This challenges is that there are very few restrictions. All you have to do is be inspired by the word provided, in this case "Smart". Then you just start creating.
Here's what Erin came up with
Erin does Clean and Simple so beautifully, and it's quite clear how she was inspired by this challenge.
When you create your card for this challenge, tell us how you were inspired and link those cards up here.