I would like to express my gratitude to my supervisor Jonas Jonesson for the useful comments, remarks and engagement through the learning process of this master thesis. Furthermore I would like to thank Joachim Sanders for introducing me to the topic as well for the support on the way. Also, I like to thank the participants in my survey, who have willingly shared their precious time during the process of interviewing. I would like to thank my loved ones, who have supported me throughout entire process, both by keeping me harmonious and helping me putting pieces together. I will be grateful forever for your love.