What did orhan leader of the Ottomans do to establish Unity within the empire

Orhan built mosques, medreses and caravansaries in the newly concerned towns, pertecularly the ottoman capital, Bursa, which later became the major Islamic center.

well first we can compare on what the slave masters ate and what the slaves ate well the masters ate fancy great food like chicken rice mash potatose and stuff like that and slaves ate well food that your not suppost to eat like the weird parts of turkey and chicken and slaves master chilled beat and eat and slaves work get beat and get little of sleep there you go