You may only use 4 lines to connect all of the dots. >_>
They may not overlap, and they must be straight.
http://i4.tinypic.com/10e1urk.gif
Self explanitory. >_>
http://i4.tinypic.com/10e1vg4.png
All of the houses must get all 3 of the utilities. The lines may not intersect, cross, overlap, or touch.
You must run seperate lines for each house.
http://i4.tinypic.com/10e1vso.jpg
Self explanitory again. >_>
http://i4.tinypic.com/10e1wft.jpg
Let the insanity commence. =D