Fortunately, this is less of a minefield than it used to be as many systems now work with each other, even if the underlying technologies are different.
There are a wide range of Home Automation technologies to choose from and this can be confusing to people new to the area. Fortunately, this is less of a minefield than it used to be as many systems now work with each other, even if the underlying technologies are different. This means that you don't need to know all the inner workings of particular products - you're able to choose the ones that suit you best.