[2] The historian Bernard Hamilton considers it likely that the patriarch of Jerusalem, Ghibbelin of Arles, appointed Roger, whom he describes as "a man of real ability".
[2] At the urging of the new patriarch, Arnulf of Chocques, Roger granted properties, including the casale Sephoria, to the Abbey of Josaphat in 1115.
[3][4] In 1136, he granted four casalia within his diocese to the canons of the Holy Sepulchre, albeit holding back a portion of the tithes.
In Rome, they conferred with Pope Honorius II on the state of the Holy Land.
On behalf of King Baldwin II of Jerusalem, they arranged the marriage of his daughter, Melisende, to Count Fulk V of Anjou—an essential prelude to the Fulk's crusade of 1129.