In the present paper we make an approach to understanding how post-positivism, liquidity and capitalism have affected through its neoliberal current the schools of thought in Social Sciences and their research methods. This approach is based on three distinctive realities such as: the phenomena of political refugees, the homeless and cyberporn so that we can observe the current limitations in research matters in relation to certain phenomenologies and we will propose the tackling of said issues by using a more urban criminology and mixed methods....