smsi-defa14a_20210608.htm


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SMITHMICRO VOTE SOFTWARE 000004 ENDORSEMENT_LINE__________SACKPACK_____ MR A SAMPLE DESIGNATION (IF ANY) ADD 1 ADD 2 ADD 3 ADD 4 ADD 5 ADD 6 C 1234567890 Online Go to www.envisionreports.com/SMSI or scan the QR code-login details are located in the shaded bar below. Votes submitted electronically must be received by 11:59p m, (Eastern Time), on June 3, 2019. Stockholder Meeting Notice 1234 5678 9012 345 Important Notice Regarding the Availability of Proxy Materials for the Smith Micro Software, Inc. Stockholder Meeting to be Held on June 4, 2019 Under Securities and Exchange Commission rules, you are receiving this notice that the proxy materials for the annual stockholders' meeting are available on the Internet Follow the instructions below to view the materials and vote online or request a copy. The items to be voted on and location of the annual meeting are on the reverse side of this notice. Your vote is important! This communication presents only an overview of the more complete proxy materials that are available to you on the Internet. We encourage you to access and review all of the important information contained in the proxy materials before voting. The proxy statement and annual report to stockholders are available at: www.envisionreports.com/SMSI Easy Online Access - View your proxy materials and vote. Step 1: Go to www.envisionreports.com/SMSI. Step 2: Click on Cast Your Vote or Request Materials. Step 3: Follow the instructions on the screen to log in. Step 4: Make your selections as instructed on each screen for your delivery preferences. Step 5: Vote your shares. When you go online, you can also help the environment by consenting to receive electronic delivery of future materials. Obtaining a Copy of the Proxy Materials - If you want to receive a copy of the proxy materials, you must request one. There is no charge to you for requesting a copy. Please make your request as instructed on the reverse side of this notice on or before May 24, 2019 to facilitate timely delivery. 2 N O T C O Y

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