A bonus arrangement is contractually enforceable where it is shown that an employee has done or has foregone something which he was not otherwise obligated to do or forego. Spickelmier Industries, Inc. v. Passander, (1977) 172 Ind.App. 49, 359 N.E.2d 563. See Colonial Mortgage Co. of Indiana v. Windmiller, (1978) Ind.App., 176 Ind. App. 535, 376 N.E.2d 529. It is stated in 56 C.J.S. Master and Servant § 98: 'An employee is not entitled to a bonus until after the time stipulated in the contract for its payment, or until other conditions designated in the contract for its payment have been fulfilled, in the absence of evidence establishing a modification or waiver of the conditions, and unless the nonfulfillment is due to the employer's act or omission.' (Footnotes omitted.)
See Montgomery Ward & Co. v. Guignet, (1942) 112 Ind.App. 661, 45 N.E.2d 337. There a bonus, in addition to salary, expressed in terms of a percentage of the annual net profit, was provided to Guignet, a store manager. His employment contract under its own terms was terminable at the will of Montgomery Ward, with or without cause, and if his contract was terminated before ...