Results vary depending on the number of projects and categories you are in. A typical Supplier 100 partner receives 100k+ impressions in their first year, and about a thousand visitors directly to their website as a result. And not just any visitors: visitors from resortX and themeparX have sought information about a resort, casino, theme park, water park project, found you as a supplier to that project, and want to know more about you.
We have become the #1 source of traffic for many of our supplier partners. Our partners report that visitors originating from us are among the best they get, often their #1 source of quality visitors, that they spend several minutes on their website on average, and turn into serious leads. Don't trust all the marketing talk. Trust the numbers. Here is a Google Analytics screenshot, shared by a happy client, illustrating in detail the quality (and quantity in %) of traffic they're getting from us compared to other sources:
On top of that, your organic traffic will get a boost, as well, through the SEO "Power Link" (below).