In {HEAD ~ a third scenario}, in {TAIL ~ order} to accelerate debits, the bank accelerates its depositors credits 
In { HEAD ~ a third scenario } , in { TAIL ~ order } to accelerate debits , the bank accelerates its depositors credits
OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH