Why not take the risks, 300 ground troops deployed to Asad air base is enough, from there they can take a lot revenge with US air cover & other ground troops. We will all die anyway, soldiers have a job why not let them do it. In the west soldiers want to be deployed, that's why they joined in the first place. Jordan isn't going to run out of manpower.
Ahmed al Jabour requested help from Arabs, he says they aren't helping. Anbar officials requested 10.000 US forces, so they would welcome other forces as well.
Most land recaptured is in Iraq, in Syria the attacks are on ISIS strongholds to weaken them.