While hiring someone for the dissertation help online, you need to look for someone from your subject stream only. Such writers are also available online. If the person has the same subject background, then he can understand your requirements well. Explain which type of dissertation you are looking for. You can also help him with some details of the subject. You may have hired someone for dissertation help, but it is after all your paper. You need to make it the best one! So, you can also give inputs as per your thought and capability. Make it a perfect paper by working with the online helper as a team.