Primary Logo:

A logo is an easily recognizable, reproducible design element, often including a name, symbol, specified colors or trademark. It is a quick, visual representation of a brand's message and position. A well designed logo should evoke some memory or emotion from the viewer depending upon their relationship with the brand.

By Using Images Primary Logo Field, Admin is given access to represent the Brand of its store.

Once a stores custom designed Logo is ready, Vendor Fuel Makes it easy. All one needs to do is simply upload the image and the Brand Logo will appear as trademark of your store.

Secondary Logo:

The secondary logo is also commonly referred to an alternate logo. The secondary logo uses the elements of the primary logo arranged in a different composition. ... For example, a secondary logo is often either a simplified version of the primary logo or another version may be in a square composition.

Placeholder Image: can be used as backup image in case the primary Logo image fails to load in your store.