Such payments shall be made on such dates during the month as may be decided upon by such person, firm, or corporation; provided, however, that the dates so selected shall be such that the month will be divided into at least two equal periods; and provided, further, that the payments made on each such date shall in every case correspond to the full net amount of wages or earnings due the employees for the period for which the payment is made.
OCGA § 34-7-2