The validity and durability of the study were based on the four key factors of acceptability, similarity, verifiability
and transmissibility. Acceptability means that the transcription of the interviews was acceptable to the participants.
For comparability, there was an attempt to combine data collection methods (Strubert trubertarability, there was an
attempt to combine dataability, all the activities, including different phases and the quality of collected data, were
carefully recorded (Strubert trubertarability, there was an attempt to combine dataability, all the activities, including
different phases as discussed with four external managers with the same positions as the participants in the research
(Strubert trubertarability, t