If you are conscious about your low credit score then by your practical approach you can improve your credit score up to attractive levels. Credit bureau will not tell you any helpful way to regain your credit score back because they have no financial benefits in cleaning up your credit report. They only tell you, you have no other way except to wait for seven years which is mandatory.
But you know there is no compulsion in law about the appearance of time period of bad credit items on your credit report. Rules and regulations only regulate that credit bureaus can remove negative items from your credit report whenever they are willing to remove them. So it is very much necessary to remove those items from your credit report if you do not want to damage your credit score to awful levels where it is quite difficult to get back your positive credit score.
Better is you do it by yourself but if you are not confident that you can handle this situation then you may look for some legal help. Numbers of firms are working but must check the repute and experience of credit repair firm before to handle them your case. You can read online reviews of different people who have already used the services of that particular law firm whom you are going to handle your case.
The second thing which you must check before to hire a firm is, read terms and policies of paying back of that firm. Some of the credit repair firms if do not bring back your desired results will return your money. So keep you at the safe end, do not sign any document without reading it. Read all terms and policies of a credit repair firm first then sign your deal and handle your case to that firm.