That's why exploring all the benefits that you can offer is so important, it makes the sale easier when you come to the table with a lot to offer. Make sure that you list the benefits that will apply to each sponsorship level and option. Of course, the larger sponsorship would have the most benefits. Also, don't be shy about adding things as you think of them. Your Sponsorship Profile should be a constant work in progress.
All sponsorships are a give and take.
In the case of a cash sponsorship, you are getting compensated monetarily for the promotional benefits that you are providing. Hence, a sponsorship cost with a list a benefits below. That's what I've been describing above. However, there are also sponsorships, where you might be compensated through further event promotion services rather than cash. This is called a Cross Promotion.