it will be interssant to have 2 types of icons in each category :
1) a "public one" : all the users could add an hotspot on the catgeory and all hotpsots have the same icons
2) an "admin" one : in the same category admin can add some sponsored hotspot (in back end ?) with an icon maybe a little bit bigger or different, with more visibility (just change the color but not all the icons)
i need it quickly ! my only way to survive ....

so in each category, public could add some hotspot (