E molle

After fifteen minutes of this we were glad to reach a high saddle on which former travellers had piled little cairns of commemoration and thankfulness.

You'll have to ask them—sound them out.

Set out the ambitions within a realistic time-frame, and re-engineer what you need to achieve in order to get there, taking into account possible interdependencies between different communication elements. This is altogether not very different from any IT project: define your goals, break it into smaller pieces, work out the interdependencies, and retro-engineer the goals into how you're going to get there.