Square card with white and yellow text against blue background. Card reads, "Mitzvah4Pittsburgh. Some spread darkness. We spread light. Choose a good deed. Choose a Mitzvah. Add light to the world," followed by four options and a place for respondents to list their name and email address. Some names and email addresses have been redacted for privacy.

Notecard with the following message written in black ink: "LOVE ALWAYS."

Handwritten note written in purple marker on white paper reading: "We are all praying for you on this tragic day." Signed by the Yu, Kaufmann, and Bernstein families. Color bleeding due to exposure to the elements at the Wilkins memorial.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains blessings and affirmations of love. The church's contact information is included on the back of the envelope.

Printed Hanukkah note with edited photographs featuring the eleven October 27 attack victims with Hanukkah imagery in the background. From top-bottom and left-right: Melvin Wax, David and Cecil Rosenthal, Irving Younger, Daniel Stein, Bernice and Sylvan Simon, Jerry Rabinowitz, Joyce Fienberg, Richard Gottfried, and Rose Mallinger. A large blue Menorah with the words: "Happy Hanukkah appears below."

Handwritten card in green, orange, and red crayon on paper. The card reads, in large bubble letters: "Thinking of you" and illustrated with concentric hearts in red, orange, and green. Signed: "From Meira, West Orange, NJ." Tearing and creasing due to exposure to the elements at the Wilkins memorial.

Post-it note with handwritten message in black marker. The message reads: "No one ever do that."

Handwritten note written in black ink on blue paper. The note, which contains dozens of small, illustrated hearts around a large heart in the upper center, reads: "Lots of Love."

Sympathy card from the staff of Family Medicine Squirrel Hill to the families of the October 27 victims. Pre-printed word "family" is crossed out and replaced with handwritten word "families."

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside reads: "God Bless You." The church's contact information is included on the back of the envelope.

Folded card with colored pencil illustration. Front shows a tree in autumn with grass and falling leaves. Inside reads: "Nobody deserves to go through what you are going through. Best wishes to all. Love [heart] Beth Chai."

Folded card with marker and colored pencil illustration. Front and back cover feature spread of tree emerging from blue field. Interior features scribbles and name "Veronica." Additional message reads "Our hearts go out to you at this tragic time, along with our wishes for healing. The Beth Chai Congregation of Greater Washington, D.C."

Folded card on red paper with blue and pink stains. Due to exposure to the elements at the Wilkins memorial, the message on this card is no longer visible.

Note from a member of The Church at Severn Run in Severn, Maryland. The note is enclosed in an envelope with church letterhead, reading: "The Church at Severn Run: Love Well, Live Jesus, Believe Big!" The note inside contains messages of encouragement and the sender's prayers for God's blessing. The church's contact information is included on the back of the envelope.

Post-it note with handwritten message in blue marker. The message reads: "Thank you, so many people who come to bear witness. You meant a lot to us." Signed with a heart.

Card addressed to Cecil Rosenthal, written using personal details from various public sources.