This is a difficult question to answer and in most cases lawyers will have good qualification and some experience. Obviously it is important that they have done all of the background work by way of getting their qualifications, but you also want to make sure that they are keeping up to date with more recent developments as well.
Winning cases is obviously the most important thing for any customer. You want to choose a lawyer that you have confidence in and so you feel that they will be able to win your case. You need to therefore make sure that you decide what you think is the most important factor for a lawyer so you feel confident in them.
You need to decide whether someone newly qualified with more up to date knowledge is someone you would prefer or whether you would rather someone who has had lost of years of experience. You may prefer someone who comes recommended or someone who has won a lot of cases recently. There are many different factors that you might consider and qualifications and experience are just a few of them.
The most important thing is that you want to choose a lawyer that you feel will give you the best possible result form the case. You may find that by talking to various lawyers you will get a good idea of what they will be like and will give you an idea of how confident you will be in their abilities. It might be more to do with their approach and the feel that you get for their knowledge than any formal qualifications or experience that they have.
It is therefore worth working extremely hard to make sure that you get the right person for the job as once you have done that, you can relax and let them get on with representing you. You will be able to know that you have made a well informed decision and whatever the result of the case, you will have given yourself the best chance of winning.