The interviewer and interviewee need to build a relationship of gentle, warmth, trust and comfort with each other.
Common courtesies help.
Opening conversation about the day, the journey, initial observations of common experience for example as may be gleaned from the application form. Opening interaction involves making initial assessments and interviewers must be careful of making snap judgement based on stereotypes . It is useful in the prelude to explain the interview procedure, the approach that may be followed, how long it could take, what will follow and how the interview may be just one element in the decision process. W A SP step forms the main body of the interview. Candidates want the opportunity to sell themselves.