RISK PURCHASE CLAUSE. If the bidder after receipt of letter of commencement fails to abide by the terms and conditions of RFP, or fails to execute the work as per the tender or at any time repudiates the work order, the Employer will have the right to invoke the performance bank guarantee and execute the contract from other firms at the risk and cost of the Bidder. The cost difference between the alternative arrangements and Xxxxxx’x contract price will be recovered from the bidder along with other incidental charges. In case of execution of work through alternative sources and if price is lower, no benefit on this account will be passed to the Bidder.