NSPCC charity smartphone application

This work is based around NSPCC charity (http://www.nspcc.org.uk).

Imagine NSPCC charity wishes to create a smartphone application. Main point of this smartphone app is to raise funds for NSPCC charity.

WRITERS TASK:
You will need to recommend investment to maximise the use of the app and this investment should be clearly set out along with anticipated ROI (return on investment). Make sure you show calculations.