(;
GM[1]
SZ[19]
AW[dc][dq][cp][co][po][qn][pm][qi]
AB[do][cn][dm][pq][qp][qo][nq][qd][oc]
C[Problem 102. White to play.  

A basic joseki is in progress in the lower left corner. Should White complete this joseki or is there something else she should do ? ]
(;W[cf]
TE[2]
C[Correct Answer.  

White should make a corner enclosure with 1 and ... ]
;B[eq]
C[... let Black attach with 2. ]
;W[er];B[dp];W[cr];B[fq];W[fr]
C[White will secure her stones in the lower left corner with the sequence to 7. ]
;B[gq]
C[Black makes a thick position on the outside with 8, but ... ]
;W[mn]
C[... this thickness is neutralised when White jumps to 9. <= ]
)
(;W[fq]
TR[nq]
C[Failure.  

With the marked black stone in place, playing the joseki with White 1 is not very efficient. ]
;B[ce]
LB[cf:A]
C[Black can now seize the initiative on the left side with an approach move at 2 or A. You should never blindly follow a joseki without looking at the whole board. <= ]
)
)