From what those have learnt from Photoshop, some parts of the photoshop skills are as what we can apply for to give eye catching effect in your photos. But, using Photoshop requires certain technical skills that not everyone can do it.
Faking it via queenofbirds
What the software do is to take full a color photo, turn it into black and white photo format, after that highlighted some select regions with the combination colors you like.
We highly recommend you to try it.