reas. Network planning consultancy services are offered to next generation networks deploying WCDMA and EDGE technologies, requiring a high level of expertise from the vendor's side. A swap-planning service is offered to operators who are replacing their existing RAN or/and core network supplied by a previous vendor with the current vendor. This service offers parameterisation of the swapped sites according to the new equipment placed. Once the initial network plan is made then, based on its grid structure, the site selection team starts to look for sites, that are to be acquired. The next/other stages in a roll-out project will now be discussed. Advanced Cellular Network Planning and Optimisation Edited by Ajay R Mishra © 2007 John Wiley & Sons, Ltd Roll-Out Network Project Management Site Selection and Acquisition Structural engineering suitability Feasibility of Site Acquisition Availability of Line of sight Subscriber Base potential Statutory restrictions Material Handling RF Engineering Figure A.1 Site selection criteria A.2 Network Implementation Network implementation is one of the most laborious parts of any network deal as it involves joint action from all the teams of the vendor as well as the operator. Aiming to achieve total customer satisfaction, it tests the effectiveness of the project teams in balancing the three main elements of time, cost and quality. Site selection, and acquisition is done after the initial planning. A.2.1 Site Selection and Acquisition The success of a cellular network is dependent on many factors, but one of the principal factors is the right site selection. Numerous valid arguments decide on the crucial issues of the entire cellular business, ranging from rental figures, civil engineering, RF optimisation, marketing, profitability and market share. The site selection process relies on basic experience, relating to good engineering as a result of learning from past mistakes and plain luck. Local culture, traditions and bylaws also play an important role in site selection, due