University of Witwatersrand
The School of Construction Economics and Management  
Johannesburg, 2000

TO WHOM IT MAY CONCERN

Dear Sir/Madam

LETTER OF INVITATION FOR RESEARCH SURVEY

The School of Construction Economics and Management at the University of Witwatersrand is undertaking a research project titled: ASSESSING THE INFLUENCE OF BUILDING INFORMATION MODELLING ON THE TIME PERFORMANCE OF CONSTRUCTION PROJECTS IN SOUTH AFRICA. To this end, we kindly request that you complete the following short questionnaire.
It should take no longer than 15 minutes of your time. Your response is of the utmost importance to us. As per Departmental law, please do not enter your name or contact details on the questionnaire as it remains anonymous. The information provided by you remains confidential and will be available at the School of Construction Economics and Management.

Should you have any queries or comments regarding this survey, you are welcome to contact me telephonically at +27 74 690 0015 or email me at 1097955@students.wits.ac.za.

Thank you in advance
S. Ludidi
R. Magesi
L. Niselo
Bachelor of Science with Honours in Construction