A motion to compel discovery, for a protective order, or for sanctions may be filed pursuant to CR 26 and/or CR 37 only if counsel are unable to resolve between themselves the discovery dispute. Counsel has the duty to make a good faith effort to resolve any disputes which arise in the course of discovery. The moving party shall attach to the motion a certification of counsel that he or she has attempted to resolve the dispute and that they have been unable to do so. The certification of counsel should detail the attempts of counsel to resolve the dispute.