You should consider the kind of job you may be concentrating on. By doing this you will able to complete the work on hand within the length of time agreed. If your business performs small construction jobs, then the best choice might be a small or mobile type mixer. For larger projects, choose a large self-loading concrete mixer capable of handling the job load. Having an knowledge of the work details you might be being contracted out for can enjoy to your advantage so there's no necessity of taking up more jobs than it is possible to handle because you will end up tarnishing your reputation when you neglect to meet deadlines.