Change roof colours in Random Street Options

This time its changing colours in the Options interface and hanging onto them till I make a street.
Image A in the attatchment has a roof symbol set I'd LOVE to use in my city but no matter how many times I have tried to at least use it as a street and set the House Options to reflect that, when I go to draw a street, one of the Default settings comes out instead (image
. I did manage to get it to work once but I don't know how.
Image A in the attatchment has a roof symbol set I'd LOVE to use in my city but no matter how many times I have tried to at least use it as a street and set the House Options to reflect that, when I go to draw a street, one of the Default settings comes out instead (image

Comments