In some cases those that have a little knowledge as to the type of training that is available to them and what it can do for them may need to rely on professionals such as training instructors.
Before making any real commitment to a training program the first thing you want to do is learn all about it. How long is it in duration? How long are you going to have to stay committed to it and what are the segments of it?
There is no point in taking out a costly gym membership if you are not going to be enthusiastic about using all that it has to offer. It may be that you would fare much better by looking to see what is on line by way of training programs that you can join and that you can structure yourself that are going to fit into your time constraints.
It is not uncommon for many individuals to start into a training program and then soon give up on it shortly afterwards. The best advice here is that not to be too hard on yourself but rethink the program that you chose to follow and see what steered you from following through with it. Then find a better solution because there certainly is surely to be one out there for you.