Check out some reference pictures for alley ways - https://www.google.com.au/search?q=alley+way&espv=2&biw=1278&bih=588&source=lnms&tbm=isch&sa=X&ei=4my8VMvmDMHsmAXDhoDQCw&ved=0CAYQ_AUoAQ for some inspiration for phase 2.
Great start 
Check out some reference pictures for alley ways - https://www.google.com.au/search?q=alley+way&espv=2&biw=1278&bih=588&source=lnms&tbm=isch&sa=X&ei=4my8VMvmDMHsmAXDhoDQCw&ved=0CAYQ_AUoAQ for some inspiration for phase 2.
Great start