Listing Type determines the type for listing you are registering for as well as the order on the page in which your listing will appear.
For Example:
Our Featured Listing is a premium listing which draws the greatest response rate as it appears 1st on the forum page in order of date & time of registration. It's large 150 x 150 pixel photo compels the viewers eyes to gravitate to your listing and thus assures your listing can't help but be noticed.
Listings are displayed in following order by Listing Type:
Registration Date & Time is used to determine display order within each Listing Type.