lead to another inquiry. Consider this scenario: there is an un-authorized inquiry from Sprint on your Equifax, you send the dispute letter to Sprint and request to delete it. Now Sprint goes to Equifax to verify your claim so there another inquiry on your report. Is this is within a realm of possibility ? What do you think ?
But if you need to clear up credit files real quick.... say for house purchase....your scores will be down quite a bit with the second inq. untill things get resolved.