Need help drafting a job offer letter? Your employment will be probationary for 90 days upon which we will review your performance and compensation.You may also include information about their probationary period, if applicable, and the date this ends. Required documents and terms. PROBATIONARY PERIOD for REHIRED employees may be modified or waived at the discretion of the. A sample letter offering a job contingent upon the results of a background check or other criteria. This AGREEMENT, hereinafter referred to as the AGREEMENT, is entered into between the County of Hennepin, hereinafter. Found the perfect candidate to hire? We've got 7 types of job offer letter templates to choose from that'll help you seal the deal. Found the perfect candidate to hire?