**4. Materials and methods**

The appraisal of the Client Type is a significant factor towards ensuring the effective movements of construction information. The methodology adopted in this study to appraise difference in the levels of adoption of communication process between Public and Private Clients by construction professionals entails two primary steps namely: review of literature relating to communication process among construction professionals in the construction industry and designing questionnaire based on the reviewed literature and self-administered to the construction professionals within South-West Nigeria. The construction professionals comprise of the architect, builders, civil engineers, structural engineers, quantity surveyors, mechanical engineers and Electrical Engineers. The questionnaire was divided into two (2) sections covering the communication process and the respondent personal information. A total of four hundred and seven questionnaires (407) was received, used three hundred and ninety-four 394 (81.7%) for the analysis after scrutinizing for errors. A total of four hundred and eighty-two (482) was distributed to the respondents. Thereafter, the response to the questionnaire was inputted into Statistical Package for Social Science (SPSS) version 23. The study adopted a quantitative research design study, using Independent Sample t-test Mann-Whitney U test of difference in the levels of adoption of communication process between Public and Private Clients.
