By interacting with the various views, an analyst can quickly and cost efficiently determine which portions of the application or {HEAD ~ portfolio} need {TAIL ~ revision}, and the optimal methods for implementing the revisions 
By interacting with the various views , an analyst can quickly and cost efficiently determine which portions of the application or { HEAD ~ portfolio } need { TAIL ~ revision } , and the optimal methods for implementing the revisions
OTH 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 OTH TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH