{HEAD ~ Further aspects} of the invention are used to cause {TAIL ~ load} balancing of stations across APs so that user bandwidth is optimized 
are used to cause
{ HEAD ~ Further aspects } of the invention are used to cause { TAIL ~ load } balancing of stations across APs so that user bandwidth is optimized
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL REL REL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH