When it comes to mergers and acquisitions, there are two realities: There’s the fantasy about how perfect everything is going to be, and then there’s how it actually turns out.

Although there are real benefits when two organizations combine forces to increase market share and complement each other’s strengths, there are also many challenges that are often overlooked when bringing together the culture, systems and assets of two companies, especially regarding IT infrastructure and environments.

Follow these tips to navigate three of the most common roadblocks to making your fantasy version of M&A a reality.