The number of open parking spots on the second level is 4 spots + 7 spots = <<4+7=11>>11 spots.
The number of open parking spots on the third level is 11 spots + 6 spots = <<11+6=17>>17 spots.
There are 4 spots + 11 spots + 17 spots + 14 spots = <<4+11+17+14=46>>46 open parking spots in all.
#### 46