Smartlinks vs Single Offers: what's the difference in approaches?

[redhead]

Hi everyone!
What do you think, what's the difference of approaches for promotion Smartlinks and Single Offers?

What exactly shouldn't be done in Smartlinks or Single Offers, in your opinion?
What difference in the principles of working with Smartlinks and Single Offers?

Why i'm interesting...
I just started driving by AM. Today i chose dating smartlink, and i dont want to "have accident" whith my