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� slower deployment than expected<br />
� lower subscri<strong>be</strong>r penetration than expected<br />
� CAPEX higher than anticipated<br />
A further suggestion is that when the business case is relatively stable, you should<br />
note down key metrics with every change that you make. Investors commonly ask<br />
for an explanation of why one set of figures has changed. If you carefully note<br />
down the impact of every change once the business plan <strong>be</strong>comes public, then<br />
you can talk people through the steps that have created the differences in IRR,<br />
NPV, peak funding requirement, and so on.<br />
It is a good idea to pace deployment with available capital. Splitting the project<br />
into phases avoids the need to raise all the capital at the start of the build-out.<br />
Having identifiable targets at the end of each phase can help to reassure investors<br />
that their money is <strong>be</strong>ing spent wisely.<br />
Finally, remem<strong>be</strong>r that the success of a network – in the eyes of investors and<br />
shareholders – will <strong>be</strong> measured by cash flow generated. To achieve optimum<br />
cash flow the design of the network should <strong>be</strong> commercially not technically driven.<br />
Arcadis NGN model<br />
The <strong>FTTH</strong> Council Europe considered creating a generic business model for <strong>FTTH</strong><br />
networks, but discovered that several were already available, including at least<br />
one in the public domain. This was put together by Dutch consultants Arcadis at<br />
the request of the Ministry of Economic Affairs in the Netherlands.<br />
Arcadis was asked to investigate the costs of connecting and operating the active<br />
and passive network layers in an <strong>FTTH</strong> network. Two generic models were<br />
produced, one for the business case and the other for operating costs, which are<br />
available on the internet at http://ngn.arcadis.nl/ (in Dutch only). A report<br />
describing the input parameters and calculations in the model was published at:<br />
http://www.nederlandbreedbandland.nl/uploaded/FILES/rapport_aansluit_netwe<br />
rkkosten_ez.pdf (also in Dutch).<br />
The user can change any of the input values to the model including, for example,<br />
the cost of equipment, the relationship <strong>be</strong>tween debt and equity, and how the<br />
expected penetration rate will evolve. If certain costs are not known, the user can<br />
choose to use a default value in the calculation, but <strong>be</strong>ar in mind that these<br />
generic values were worked out in 2005, and costs may have changed. The results<br />
are presented in a num<strong>be</strong>r of charts delivered as an Excel file.<br />
68 www.ftthcouncil.eu