It is better to have a single purpose for your site or the focus is lost. Budget You will need to consider development, maintenance and site costs.
Large sites increase site costs.
There are many different monitoring and counting devices available, from free to expensive. Price depends on the level of sophistication of the information you collect. The more links you have, the higher the maintenance involved as links need updating and deleting, etc. Staff could compile and distribute any messages, and organize responses to them. If you don't already own the rights to graphics that you want to use you will need to acquire them.