There is no “one-size fits all” approach to telecoms as the reality is that it is more a case of “what’s the best fit for you?”
Where one business would benefit from a hosted telephone solution, another may be best suited to on an on-premise platform.
Each business operates in a unique manner, so to gain the optimum value from technology, it is important to consider the core objectives of the business in the immediate and longer term to enable the design of a solution that is tailored to fit your needs.
To help you decide, here is our On-premise vs hosted VoIP telephone systems guide. It's purpose is to help you wade through all the terminology of the telecoms industry so you can make an informed decision.