Their experience with yours. If they have been involved in your particular tax situation, they will likely have experience with the lawyers and the firms they work with.
Good outcome. You will not have to worry about the process or dealing with your lawyer when the process is done. This means that you will have less to worry about.
Pay exorbitant fees and not getting the best possible deal. Make sure that you have done your research in advance so that you are confident that you have chosen the right one for you.
Their experience with yours. If they have been involved in your particular tax situation, they will likely have experience with the lawyers and the firms they work with.
You can also ask the moving company Centennial CO for the necessary information about the packing. The help that they can give you in making the move a success can be worth it.