#2

Great focus, Bright colors, Good exposure, Appealing, Shadows work for the picture.

#4 

Good lines, Good contrast in textures, Good focus, Little under exposed, good blended colors.

#3

Beautiful color, Hot spots, Good rule of thirds, Problem with focus, Good contrast of textures.

#1

Good focus, Good color, Lines cut picture in two, Edge mergers, Overlapping shadows distract.