I acknowledge that at the end of employment with Collin College, I am required to complete the college exit process. Scammers are going after people who are quite possibly unemployed and trying to save every cent of their savings in hopes they can stay ahead of their bills.Probationary Employment Period. You acknowledge that all full-time faculty and staff begin work under a 90-calendar day probationary period. Click on the sample letter that may be used to acknowledge receipt of an applicant's resume or application. You acknowledge that all full-time faculty and staff begin work under a 60-calendar day probationary period.