If you feel grooves, it needs to be machined. If you replace the pads but leave the grooved rotors, the pads will wear unevenly from the beginning. To optimize performance of your braking system, the brake pad should be mated to the metal surface as much as possible. These grooves take away from that process. The same is true with warped rotors.
DEFINITION of 'Qualified Institutional Buyer-QIB'. A corporate entity that falls within the accredited investor category, defined in SEC Rule 501 of Regulation D.
A request for information (RFI) is a proposal requested from a potential seller or a service provider to determine what products and services are potentially available in the marketplace to meet a buyer's needs and to know the capability of a seller in terms of offerings and strengths of the seller. request for qualification (RFQ) is a document often distributed before initiation of the RFP process. It is used to gather vendor information from multiple companies to generate a pool of prospects. This eases the RFP review process by preemptively short-listing candidates which meet the desired qualifications.