SCHEDULE 14A

                            SCHEDULE 14A INFORMATION
                  Proxy Statement Pursuant to Section 14(a) of
                      the Securities Exchange Act of 1934
                               (Amendment No. __)

Filed by the Registrant [X]
Filed by a Party other than the Registrant [ ]

Check the appropriate box:

[ ] Preliminary Proxy Statement
[ ] Confidential, for Use of the Commission Only (as permitted by Rule
    14a-6(e)(2))
[ ] Definitive Proxy Statement
[x] Definitive Additional Materials
[ ] Soliciting Material Pursuant to Section 240.14a-11(c) or Section
    240.14a-12

                              USAA Investment Trust
                (Name of Registrant as Specified In Its Charter)
        _________________________________________________________________
                   (Name of Person(s) Filing Proxy Statement,
                          if other than the Registrant)

Payment of Filing Fee (Check the appropriate box):
[X] No fee required.
[ ] Fee computed on table below per Exchange Act Rules 14a-6(i)(1) and 0-11.

1)  Title of each class of securities to which transaction applies:
    ___________________________________________________________________________

2)  Aggregate number of securities to which transaction applies:
    ___________________________________________________________________________

3)  Per unit price or other underlying value of transaction computed pursuant
    to Exchange Act Rule 0-11 (set forth the amount on which the filing fee is
    calculated and state how it was determined):
    ___________________________________________________________________________

4)  Proposed maximum aggregate value of transaction:
    ___________________________________________________________________________

5)  Total fees paid:
    ___________________________________________________________________________



[ ] Fee paid previously with preliminary materials.

[ ] Check box if any part of the fee is offset as provided by Exchange Act
    Rule 0-11(a)(2) and identify the filing for which the offsetting fee was
    paid previously. Identify the previous filing by registration statement
    number, or the Form or Schedule and the date of its filing.

1)  Amount Previously Paid:
    ___________________________________________________________________________

2)  Form, Schedule or Registration Statement No.:
    ___________________________________________________________________________

3)  Filing Party:
    ___________________________________________________________________________

4)  Date Filed:
    ___________________________________________________________________________




Hi, my name is __________ I'm calling from ADP, on behalf  of USAA  Investments.
May I please speak with  ______________?  (If shares are registered jointly, ask
to speak with one of the  shareholders.  If shares are registered in the form of
an entity, ask to speak with someone authorized to vote the shares.)

WHEN CORRECT SHAREHOLDER COMES ON THE LINE:
         Hi  Mr./Ms.________, my name  is __________and  I am  calling  from ADP
         because you are a shareholder  of USAA Funds.  Recently you were mailed
         proxy  materials  for the  upcoming  special  meeting  of  Shareholders
         scheduled for July 19, 2006 at 2:00PM. Have you received this material?

IF THE SHAREHOLDER ANSWERS:
         Hi  Mr./Ms.  ________,  I  am  calling  from  ADP  because  you  are  a
         shareholder of USAA Funds.  Recently you were mailed proxy material for
         the upcoming  special  meeting of  Shareholders  scheduled for July 19,
         2006.

HAVE YOU RECEIVED THIS MATERIAL?

          IF NOT RECEIVED:  I can resend the voting  material to you. You should
          receive it within 3 to 5 business  days.  Once  received  and reviewed
          there are several  options for you to place your vote. You may vote by
          mail by completing the card, signing and dating it and then mailing it
          back in the  prepaid  envelope,  or you may  use the  automated  phone
          system,  the  number  is  1-800-690-6903,  or you may vote  online  at
          WWW.PROXYVOTE.COM.  You may also call us directly at 1-877-333-2365 or
          if you would like we can schedule a call back for a later date.

IF NO (REGARDING RE-MAILING):
         Mr./Ms. _____________________ may I please verify your mailing address
         so I may send you another copy of this material?

VERIFY ADDRESS AND MAKE ANY CHANGES.
         The new package  will be mailed out in the next 24 hours and you should
         receive it within 3-5 business days.

         Mr./Ms.  _________  would you like me to  schedule a call back in a few
         days after you have had a chance to review the  material?  WE WILL GIVE
         YOU A CALL WITHIN A WEEK ONCE YOU HAVE HAD TIME TO REVIEW THE MATERIAL.
         THANK YOU FOR YOUR TIME AND HAVE A GREAT DAY/EVENING.

IF RECEIVED:
         Have  you had a  chance  to  review  the  material  and are  there  any
         questions I can answer for you?

         If you  have  no  further  questions,  would  you  like  to  take  this
         opportunity to place your vote with me now over the phone?

                             FOR INTERNAL USE ONLY:
                    May be shared with USAA employees only:
                                                                               1


IF SHARES WERE SOLD AFTER RECORD DATE
Since you were a shareholder on the date of record, which was, May 26, 2006, you
are still entitled to cast your vote. If you would like, I can go over the proxy
material with you now and assist you in placing your vote(s).

IF YES HOUSEHOLD:
         The process will only take a few moments.
         1.   I will introduce myself again and give the date and time.
         2.   At that point, I will ask you to verify your full name and mailing
              address,  city,  state and zip code to confirm  ownership  of your
              account.

         May I take your vote(s) now?
         Thank you, for your protection this phone call will be recorded.

         My name is ______________________ from ADP on behalf of USAA Funds.
         Today's date is _________________ and the time is ____________ E.T.

         The Board of Trustees has  unanimously  approved  the  proposals as set
         forth in the material you received and recommends a favorable  vote. Do
         you  wish  to  support  the  Board's  recommendation  for  each of your
         accounts?

IF YES CORPORATE:

THIS PROCESS WILL ONLY TAKE A FEW MOMENTS.
         1.   I will introduce myself again and give the date and time.
         2.   Then I will  ask you to  verify your full  name and your company's
              full mailing address, city, state, and zip code.
         3.   Finally I will ask you to confirm that you  are authorized to vote
              on this account.

MAY I TAKE YOUR VOTE(s) NOW?
         Thank you, for your protection this phone call will be recorded.

         My name is ___________ from ADP on behalf of USAA Funds.

         Today is ________________ and the time is _______________ E.T.


FOR THE RECORD, WOULD  YOU  PLEASE STATE  YOUR FULL  NAME  AND  COMPANY MAILING
ADDRESS?

ARE YOU AUTHORIZED TO VOTE THESE SHARES?

THE BOARD OF TRUSTEES HAS UNANIMOUSLY APPROVED THE PROPOSALS IN THE MATERIAL YOU
RECEIVED  AND  RECOMMENDS A FAVORABLE  VOTE.  DO YOU WISH TO SUPPORT THE BOARD'S
RECOMMENDATION FOR EACH OF YOUR ACCOUNTS?

                            FOR INTERNAL USE ONLY:
                    May be shared with USAA employees only:
                                                                           2

FOR FAVORABLE VOTE:
         Mr./Ms.  _______________  I have recorded your vote(s) as follows,  for
         all  of  your  USAA  Funds   accounts   you  are  voting  the   Board's
         recommendation  in favor of the  proposals in the proxy  materials  you
         received, is that correct?

FOR NON-FAVORABLE VOTE:
         Mr./Ms.  ________________ I have recorded your vote(s) as follows,  for
         all of your USAA Funds accounts you are voting against the proposals in
         the proxy materials you received, is that correct?

FOR ABSTENTIONS:
         Mr./Ms.  ________________ I have recorded your vote(s) as follows,  for
         all of your USAA Funds  accounts you are abstaining on the proposals in
         the proxy materials you received, is that correct?

RECORD ALL VOTES AS  SHAREHOLDER  REQUESTS  AND  CONFIRM  BY READING  BACK THEIR
CHOICES.
         Within  the next 72 hours we will  mail you a written  confirmation  of
         your vote. If we have not recorded your information correctly or if you
         wish to change your vote,  please call  1-877-333-2365  to let us know.
         Also, please be aware that your vote cannot be changed with us by phone
         after  9:00 PM,  Tuesday  July 18,  2006.  Thank you very much for your
         participation and have a great day/evening.

IF NOT INTERESTED:
         Sorry  for  the  inconvenience   today.  Please  be  aware  that  as  a
         shareholder, your vote is important. Please fill out your proxy card at
         your  earliest  convenience,  sign it,  date it and mail it back in the
         prepaid envelope.  If you would rather not do that, you can always vote
         over the phone with an  automated  system at  1-800-690-6903  or on the
         Internet  at  WWW.PROXYVOTE.COM.  The only  thing  you will need is the
         control  number on your proxy card,  which is the shaded number on your
         proxy card.  Thank you again for your time today,  and have a wonderful
         day/evening.

IF YES:
         Thank  you very much  Sir/Madame,  we will give you a call back at your
         convenience on ______________  at __________  o'clock your time. Should
         you have any further questions prior to our call back, please feel free
         to call ADP at  __________.  Thank  you for your  time and have a great
         day/evening.

IF NO:
         Sorry for the  inconvenience  today,  but we would like to ensure  you,
         that as a shareholder,  your vote is important. Please vote your shares
         by filling  out the proxy  card,  signing and dating it or if you would
         like to vote by phone, you may do so by calling us at 1-877-333-2365 or
         an automated system at 1-800-690-6903.  You can also go on the Internet
         and vote there at www.proxyweb.com. Please understand that you have the
         opportunity to vote on these  important  proposals.  Thank you for your
         time and participation today and have a good day/evening.

                          FOR INTERNAL USE ONLY:
                    May be shared with USAA employees only:
                                                                               3

                           ANSWERING MACHINE MESSAGE:

         Hi, my name is  _________________  I'm  calling  from ADP, on behalf of
         USAA Investments. As a USAA Fund Shareholder,  you should have received
         material  in the  mail  recently  concerning  the  Special  Meeting  of
         Shareholders scheduled for July 19, 2006.

         Your vote is very  important.  You can  provide  your vote  quickly and
         easily by touchtone phone, Internet or by mail. Your proxy card has all
         of the details or you may call us toll free at  877-333-2365  to answer
         any questions you may have and also to cast your vote directly over the
         phone.

         Thank you in advance for your time and have a great day/evening.


                           INBOUND - CLOSED RECORDING

         Thank you for  calling the USAA Funds  Shareholder  meeting  line.  Our
         offices are now closed.  Please call us back during our normal business
         hours - which are, Monday through Friday,  9:30AM - 9:00PM and Saturday
         10:00AM - 6:00PM ET. Thank you and have a nice day.


                         INBOUND - CALL IN QUEUE MESSAGE

         Thank you for calling the USAA Funds  Shareholder  meeting line. All of
         our representatives  are currently  assisting other shareholders.  Your
         call is important to us. Please  continue to hold and your call will be
         answered in the order in which it was received.

                                                                               4


WARM TRANSFER

USAA TRANSFERS TO ADP
After confirming that  shareholder  wants to vote now by telephone:
     USAA Rep transfers S/H to ADP at 1877-333-2365.
              *USAA Rep introduces  himself/herself to ADP.
              *USAA Rep states the S/H name and address.
              *USAA Rep introduces ADP rep to S/H.

         Script Suggestion:
         HELLO, THIS IS _____FROM USAA.  I HAVE___ ON THE LINE TO VOTE THEIR
         PROXY(IES).  THE ADDRESS OF THE CUSTOMER IS _____, CITY AND STATE.

         HELLO,__ THANK YOU FOR HOLDING, I HAVE__ ON THE LINE WHO WILL TAKE YOUR
         VOTE.

ADP TRANSFERS TO USAA
If S/H has questions  regarding  his/her account and/or in-depth Proxy questions
when ADP solicits vote, the ADP rep will transfer call.

Rep transfers S/H to USAA at  1-800-531-8448,  option 2
         *ADP Rep introduces himself/herself to USAA.
         *ADP Rep states the S/H name and address.
         *ADP Rep  introduces  USAA rep to S/H.
         *USAA rep verifies S/H identity with name, DOB or SSN.


         Script Suggestion:
         HELLO, THIS IS ____ FROM ADP.  I HAVE ___ ON THE LINE. HE (SHE) HAS
         (DESCRIBE THE SITUATION).  HERE IS THE SHAREHOLDER'S ACCOUNT NUMBER.

         HELLO,  THANK YOU FOR WAITING.  I HAVE ___ ON THE LINE WHO WILL FURTHER
         ASSIST YOU.

                          FOR INTERNAL USE ONLY:
                    May be shared with USAA employees only: