Tuesday June 3, 2014 at 8:00 AM CDT
Thursday June 5, 2014 at 4:00 PM CDT

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St Paul Police Department-Western District 
389 N. Hamline Avenue
St. Paul, MN 55104

Driving Directions 


Edward Lemon 
St Paul Police Dept 

Essentials of Criminal Investigation 

Cost: $269.00


Class Description:  This three day course features an innovative learning approach requiring students to work “hands on” through an historically based complex investigation of fraud, theft and violence.  Students will be provided advanced field tested investigative techniques and will practice these skills through practical exercises.   Successful completion will require active student participation.

Learning objectives: 

Upon completion of this course, students will be able to perform the following:    

  • Identify proper initial assessment and management of a crime scene.
  • Prepare a search warrant affidavit based on preliminary observations and information.
  • Prepare accurate, concise, and grammatically correct investigative reports.
  • Utilize techniques for managing complex cases to include information assessment, investigation planning, and casework delegation.
  • Utilize methods for organizing large volumes of information to be understandable, manageable and retrievable.
  • Be familiar with current “white collar” crime trends and the application of relevant federal statutes to state cases.
  • Practice advanced interview and interrogation techniques to include pre-interview preparation, deception detection and stratagem to increase interviewee cooperation.
  • Be familiar with methods for developing a human intelligence base. 
  • Demonstrate an understanding of the interrelationships of search warrant affidavit components. 
  • Be familiar with techniques to protect sources of information in written reports and affidavits. 
  • Plan the organization and execution of joint agency multi-faceted search warrants. 
  • Be familiar with appropriate courtroom conduct.   

Prerequisites:  Course is designed for investigators of all levels of experience.  Some field experience is preferred.  Electronic devices (e.g. notebook computer or tablet) with Wi-Fi and download capability will be necessary to access practical exercise reports, spreadsheets and graphics. 

Iris Dalley had over 25 years experience in  crime scene  investigations and  forensic biology, and has been court-qualified as an expert in crime scene investigation and reconstruction, including bloodstain pattern analysis and shooting incident reconstruction, in U.S District Courts in Oklahoma and Texas, and in State District Courts in Arkansas, Idaho, Oklahoma and Texas. 

During her career with Oklahoma State Bureau of Investigations (OSBI), Dalley worked numerous violent crime investigations with local, state, and federal agencies.   Dalley’s focus during these investigations was primarily scene processing, forensic examination and  evidence  collection  and  relating  her  findings  to  other  facts  in  the  case.    Her experience includes laboratory analysis, crime scene investigation with emphasis on bloodstain pattern analysis, shooting incident reconstruction, crime scene documentation, evidence identification and collection, forensic animation, and preparation of court exhibits, and training federal, state, and local officers.    Laboratory analysis experience includes forensic identification of body fluids, microscopic comparisons, and DNA analysis.

Gary W. Graff retired from the Federal Bureau of Investigation (FBI) in 2010 after providing 23 years of service.  During the course of his career, Mr. Graff’s investigative work resulted in numerous awards and commendations, including being named 2008 Special Agent of the Year for the Oklahoma City Division of the FBI. 

Mr. Graff’s broad criminal investigative experience has included a wide variety of violations:   public corruption, financial crimes, securities fraud, insurance fraud, kidnapping, bank robbery, auto theft, drugs, counter-terrorism, civil rights, and Indian Country  violations  to  include  sex  crimes  and  homicide.    Mr.  Graff  developed  and provided training for law enforcement regarding the above named violations, as well as specialized training to include advanced interview techniques, report writing, case management, crime scene processing, sketching and reconstruction, firearms, SWAT, and tactical driving.

Course outline: 


  1. Initial Crime Scene Considerations  (4 ˝ Hours)

a. Initial Scene Investigations

(1) Practical Exercise #1 (Preparing Scene Report Narrative)

(2)  Report Writing Technique

(3)  Practical Exercise #2 (Brainstorm initial investigation)

b. Basic 4th Amendment issues Regarding Search Warrants

(1)     No Crime Scene Exception

(2)    No Officer Expediency Exception

(3)    Consent

c.  Scene Preservation

       (1)  Procedures for Protecting the Scene/Evidence

d.   Preparation of Violent Crime Scene Search Warrant Affidavit

(1) Items Which Must Be Covered in Affidavit

(2)Items Justified Through Training and Experience 

(3)  Probable Cause to Support Items to be Seized

(4) Practical Exercise #3  (Preparing an affidavit)

e.  Issues Which May Arise During Search

(1)     Items Which May Require Second Warrant or Consent?

(2)     Unforeseen Items Which May Fall Beyond Scope of original Warrant?

(3)  Practical Exercise #4:  Identify Probable Cause for Additional search warrant.                

               f.   Review Reports of Search:  Style and Content 

2.  White Collar Crime    (1 Hour)  (2 Hours elective)

  1. White Collar Crime Investigations   Cressey’s Fraud Triangle
  2. Common Fraud/ Embezzlement Schemes (Overview)

(1)    Financial Statement Fraud

(2)    Asset Misappropriation

(3)    Bribery and Corruption

(a)  Corruption Case Study 

(4)    Intellectual Property

(5)    Financial Institution Fraud

(6)    Check and Credit Card Fraud

(7)    Insurance Fraud

(8)    Health care Fraud

(9)    Securities Fraud

(10)  Money Laundering

(11)  Computer and Internet Fraud

(12)  Contract and Procurement Fraud

(12)  Virtual Currency

               c.  Commonly Used Federal Statutes

d.   Developing Cooperating Witnesses

3.  Basic Crime Scene Reconstruction    (1 Hour)(Elective)

a.  Crime Scene Processing Considerations

b.  Reconstruction

4.  Major Case Management and Organization   (4 Hours) (2 ˝ Hours in Day One)

  1. Assessment of Allegations

       (1)  “Hip Pocket” Principle

b.  Organization and Planning

(1) The Brainstorm Session

        (1a)  Practical Exercise # 5:  Brainstorm Session

(2) Developing an Investigative Plan

(3) Delegation and Follow-Up

( 4) Completion Check Lists

               c.   Resources

  (1) Public Records, Other Agency, Data Bases, Liaison etc…

d.   Conducting Multi-Agency Investigations - Considerations

e.   Witness Development and Maintenance

f.    Information Control and Organization

(1)  Practical Exercise # 6:  Preparing Case Information Spreadsheet


Case Management continued:  (1 ˝ Hours)

g.   Use of Timelines

               (1). Practical Exercise #7 :  Prepare Investigative Timeline

h.   Evidence Control and Organization

I.  Practical Exercise #8 (Preparing a Major Case Investigative Plan)

5.  Advanced Interview Considerations    (3 ˝ Hours)

  1.  Interview Preparation

(1)  Developing Background Information

(2) Brainstorming Interview Questions

(3)  Developing Themes

(4)  Sequencing Questions in Logical Order

(5)  Importance of Location

(6)  Room Setting

(7)  5th Amendment Issues

  1. Deception Detectors

(1) Identifying Verbal and Non-Verbal Signals

(2) Developing Additional Themes

c. Keys to a Successful Interview

      (1) The Interview Funnel

      (2)  Attitude and Demeanor

      (3)  Working the Themes

d .Specialized Interview Technique

e.  Practical Exercise #9  Prepare Basic Witness Interview Report From Field Notes

f.   Practical Application #10:  Prepare Subject  Interview Outline

6.  Informant Development    (1 Hour) (Elective)

  1. Recruiting Methods

(1)     Understanding Motivations to Cooperate

(2)    Appropriate Source Relationships

  1. Maintenance of Sources

 7.  Search Warrants 

a.  Elements of a Search Affidavit   (1 Hour)

b.  Complex Affidavits   

(1)    Essential Components of the Affidavit

(2)    Drug Warrant Affidavits

(3)    Document Warrant Affidavits

(4)    Computer Warrant Affidavits

              c.  Writing Affidavits and reports to Protect Sources    (1 Hour)

(1)  (Search Warrant Verbiage):


                d.   Practical Exercise #11: Prepare Search Warrant Outline For  Multi-Faceted Search ( ˝ Hour)

(1)    Preparing Affidavit 

(2)    Critique 

e.  Search Warrant Execution and Report Writing  (2 Hour)

(1)    Reading/Verifying

(2)    Teamwork and Preparation

(3)    Organization and Delegation

(4)    Photography/Documentation

(5)    Logs

(6)    Report of Search

(7)    Practical Exercise#12:  Develop Search Plan

 8.   Photography   (1 Hour)  (Elective)

a. Basic Rules

b. Photography in Context

c.  Angles and Scale

9.  Evidence Control  (1 Hour) (Elective)

  1. Proper Seal
  2. Evidence Storage
  3. Procedures and Chain of Custody
  4. Marking Evidence
  5. Types of Evidence
  6. Submittal for Analysis      

10.  Court Room Testimony  (1 ˝ Hour)

               a.  Practical Exercise # 13:  Handling Questions in Court

11.  Summary and Critique:    (1 ˝ Hours)     


The extensive use of practical exercises may require adjustments to the class schedule, based on the collective needs of the class.  If time permits, elective periods of instruction as noted above may be included to address the further development of skill sets.