Weak mark near top right corner of slot

No excess plastic on top side of brick

No excess plastic on bottom side of brick

a

Excess plastic on bottom side of brick

a

Large mark next to slot

Line on right side of brick near bottom

a

Excess plastic on right hand side of brick

b

Marks of excess plastic on right side being removed

c

Without line on right side of brick near bottom

Mark on right side of bottom slot only

a

Marks on both sides of bottom slot

No line between stud 1 and 2

a

Line between stud 1 and 2

Hole at stud 1

a

Large mark next to "L"

b