https://www.tollbrothers.com/home-designs/Vanguard?
https://www.tollbrothers.com/luxury-homes-for-sale/Texas/Star-Trail/Valen#
https://www.tollbrothers.com/luxury-homes-for-sale/Arizona/Whitewing-at-Whisper-Ranch/Colton
有一个设计前面有左右两个小门通向中院, 房子的大门不在前院,而在四合院里。有了 四合院, 原来没有窗子的洗衣间也有窗了。