The aspect of a film that audiences are least likely to forgive is poor sound. It seems that the hallmark of a poorly done guerilla film is a muddy soundtrack with a great deal of background noise. Having a good boom microphone mounted on good boom pole, when used properly, can make a fundamental difference in sound quality.
Note that there is no suggestion in this book of an effective replacement for a decent boom microphone because there really isn’t one. Rent or invest in a good microphone and it will pay for itself many times over in saved frustration and difficulty. Although a good boom mic can cost about the same as ...