On November 23, 2009, Attorney Borsari attended a "wet lab" demonstration hosted by the Fullerton and Anaheim Police Departments and organized by the North Orange County Bar Association. This extensive, interactive exercise featured law enforcement officers demonstrating the administration of field sobriety tests on alcohol-impaired subjects in a controlled environment and provided examples of actual clues of impairment utilized routinely in DUI investigations.
On November 17, 2009, at the Alisa Viejo Sheriff's Station Attorney Borsari made a presentation on the American Juvenile Justice System to graduate and doctoral psychology students from Pepperdine University. The lecture included topics such as police interrogation of juvenile suspects, procedural comparisons to the adult criminal process, and diversion alternatives for children.
On November 7-8, 2009, attorney Borsari attended the California Public Defender's Association's 13th Annual Felony Defense Seminar in Yosemite. The list of topics included creative approaches to closing arguments, the effective use of demonstrative evidence in trial, and methods for attacking the reliability of eyewitness identifications in criminal cases.
On July 11, 2009, attorney Borsari attended a seminar in Berkley, California, entitled "Defending Gang Cases." The program, presented by the California Public Defender's Association, included topics such as jury selection considerations and techniques, cross examination of gang experts in trial, sentencing considerations, and an exhaustive review of new laws pertaining to gang cases.
On January 8, 2008, attorney Borsari attended a lecture by attorney John Barnett at the Hotel Laguna entitled "Representing Celebrity and other High Profile Clients." The event was presented by the South Orange County Bar Association and included discussions of attorney Barnett's experiences in some of his many cases involving heavy media attention such as his representation resulting in acquittal of Officer Theodore Briseno in the 1992 state court trial involving the police beating of Rodney King.
On December 2, 2006, attorney Borsari attended a California Public Defender's Association seminar in Palm Springs entitled "Defending Sex Cases." The comprehensive series of topics included subjects such as neutralizing jury stigmatization of people accused of sex crimes despite the presumption of innocence, effective cross examination of child alleged victims, and a review of laws involving sex offender registration requirements.
David Borsari continues to serve on the Advisory Committee for VIP Mentors. This program recruits attorneys to be guides, friends, and role models for parolees and youth offenders. VIP Mentors has been serving the state of California for over 35 years and offers, in addition to the benefits to parolees, a public service to the citizens of California by enhancing public safety and providing significant cost savings to the taxpayer. VIP has routinely diminished the rate of recidivism for those parolees who participate. Historically, 75% of parolees involved in VIP do not repeat offend while engaged in the program.
