Resolution is the level of detail achieved per pixel in your map. Though several factors affect map resolution, it is most dependent on the quality of your images and the altitude of your mission.
Below, we've presented the same map at different resolutions for comparison.
Parking Lot Example
You can explore the map overall in this inset, but below, we'll focus on the parking lot in order to compare distinguishable details at different zoom levels.
Below are the exported orthomosaics at different levels of resolution.
Native resolution: 2.6 cm/pixel
The lettering and symbols are highly legible.
The letters and symbols above are legible but less detailed than at native resolution.
The words are no longer distinguishable, but some symbols are recognizable.