wherein if said at least one writing parameter is not within said acceptable range, the method further comprises calculating {HEAD ~ a target conductivity}, corresponding to {TAIL ~ a value} within said acceptable range, for toner used in said printing system, and moving a conductivity of said toner towards said target conductivity, wherein said conductivity is a low field conductivity of said toner, and wherein said moving said conductivity includes printing to reduce said low field conductivity, 
corresponding to
wherein if said at least one writing parameter is not within said acceptable range , the method further comprises calculating { HEAD ~ a target conductivity } , corresponding to { TAIL ~ a value } within said acceptable range , for toner used in said printing system , and moving a conductivity of said toner towards said target conductivity , wherein said conductivity is a low field conductivity of said toner , and wherein said moving said conductivity includes printing to reduce said low field conductivity ,
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH