In challenging times, replacing retail point-of-service units is hardly appealing. For many retailers, it can seem like an unnecessary expenditure especially if current units appear to be perfectly functional.

But be warned: Trying to save money by sticking with obsolete hardware can cost more in the long run-in more ways than one. Aging units lead to escalating risks, each potentially more expensive than the last. Worst of all, antiquated systems unable to adapt to emerging trends rob your business of tomorrow's opportunities.

In our guide, we share some considerations for investing in your retail point-of-service hardware.