The BBQ that you are doing has a lot of bearing on your personal preference, and that is why you need to make sure that you have thought about this before you make something new. You will be able to get a BBQ dish that speaks to you, but they are all going to be very different. You need to make choices that are going to help you enjoy your palette more than ever before.
Sliced BBQ is something that you need to do when you want to make a whole dish that you can sauce and smoke yourself. You will be able to cook the whole slab of meat, and then you will be able to use the sauce to cover the slices that you made. There are a lot of people who are going to be able to eat this as a fancy meal, and it will feel much more like a total dinner you could serve to your family.
You need to pull your BBQ meat when you have cooked it so much that it falls off the bone. There are a lot of people who are going to be able to do this just by smoking the meat all day, and there are a lot of other people who are going to love the way that they are going to use the bbq meat after. They can put it in salads, make sandwiches with it or use it with the sauce they already created.
Chopped BBQ is great when you are making something with the sauce and other components. You might want to add other ingredients to the dish, and you will be able to make a complete dish that works for you. Someone who is using chopped BBQ will get the smoky flavor in one form that they can prepare any other time in the kitchen.
Your own preference is going to lead you to pick something that works for you, and you need to try the one you like the most. There are a lot of people who love BBQ and can pick their own method.