A paralegal typically performs a variety of tasks; one of the most important is helping with the lawyer's preparation for a trial, meeting, or hearing. The paralegal may collect, analyze, and organize the information for the lawyer.Some paralegals may also prepare written reports for the lawyer as well.aralegals also help with estate planning, freeing the lawyer to work on cases and lawsuits. In a criminal defense office, the work of a paralegal focuses mostly on analyzing and collecting legal material for the attorney to use. Keeping reference files organized is another task delegated to the paralegal.