It can be a big waste of time for both you and the lawyer if you aren't prepared for your first meeting. Being unprepared may also end up costing you money, because it will take longer for the lawyer you hire to get up to speed on your legal matter.
Prepare a list of questions to take with you to your first meeting. You have to feel comfortable with your attorney. Remember that your lawyer is working for you. You want someone who is skilled, but you also have to get along with your lawyer. In theory, no question is too silly to ask. Keep in mind, though, that you don't want to scare a lawyer out of representing you. Questions you might ask a lawyer would include: