For a small area of 12 to 24 bricks, replacement by a professional can cost $250 to $350 for labor, in addition to the cost of the bricks themselves. However, if the area is larger than that, the cost of replacement will be larger as well.Brick prices vary based on the type and the quantity needed.
Medical bills and paid collection accounts (credit card charge offs etc) remain on your reports for 7 years. The reporting period for medical starts on the day of service. The reporting period for the collection accounts start when the account first became 30 days late and was never brought current leading to the charge off. You might check out the link I've provided. It is a free do it yourself credit repair forum.
When you fail to pay a bill on time and several months go by with it remaining unpaid, the creditor can choose to send your account to collections. The collection account will remain on your credit report for seven years from the date the original creditor first reported the debt as delinquent to the credit-reporting agency.