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.

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

Handwritten note written in black ink on cream colored paper with a rose and rose bud illustrated in the upper left and lower right corners, respectively.

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated Nov. 4 and reads: "Dear Tree of Life Members, We send our love and sympathy to you. We stand by you and all your global family for life. You are our brothers and sisters cherished our heritage through your and our future promises with you. With prayers and love, Rev. Dr. Larry [last name redacted]."

Letter from a member of the Point Loma Community Presbyterian Church in San Diego, California. The letter is dated Nov. 4, 2018 and reads: "Dear Friends, I'm at a loss for words to think about the horror you've experienced and the hate that has been directed towards you. Our hearts break with you and I am so sorry this has happened to you. We are with you and are and continue to be praying for you. We are praying for comfort, protection and healing. We love you! Greg and Stephanie [last name redacted] and family."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. The inside contains an illustrated tree, labeled "Tree of Life" and reads: "Tree of Life Members, I am really sorry for your loss. I'm praying for you everyday. May all people that have passed away rest in heaven peacefully, and all that are injured good luck to recovery. May all the souls' hearts that have been broken recover and rejoy: Much Love From, Elaina, Holy Angels Church, 6th Grade."

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. Due to water exposure at the memorial site, the message in this card has been partially erased. The remaining text reads: "[?] Us at Holy Angels Church are praying may God be with you. Sin[c]erely, T.O. Holy Angels CCD."

Folded card with marker and colored pencil inscriptions. Cover reads: "Do not cry :-) That is sad." Inside reads: "I am very sad about the bad things that happened to you. I hope this never happens again. Luke [last name redacted for privacy]" and features stylized illustration of two stick figures, representing the writer "me" and the recipients "you guys" holding hands.

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.

Floral tag from floral arrangement, which reads: "With Love from our Family to Yours [heart]." The note is written in black marker on rectangular piece of wrapping paper with brown and red stripes.

Post-it note with handwritten message in blue marker. The message reads: "I think this means when there is hate and sorrow be the one who makes happiness and kindness into the world. Simon [last name redacted]."

Post-it note with handwritten message and illustration in blue, red, and black ink. The message reads: "Stronger Than Hate" and is accompanied by the adapted Steelers' emblem with blue and red diamonds and a Star of David.

Card from a congregant at the Holy Angels Parish. The front cover contains a stock illustration of a haloed dove flying in front of Noah's ark. Signed "Jack [last name redacted] 5th grade." The inside reads: "God Loves You. We will remember you. Jack Grade 5."

Note written in black and blue ink on bright pink notecard with a quote from Psalm 29:11 and the phrase "Stronger Than Hate." Star of David left center. Green staining on right edge due to exposure to the elements at the Wilkins memorial.

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.

"I voted" sticker with the "Stronger Than Hate" emblem on an orange background. The sticker includes the logo of the local printing company, Raff Printing, Inc. on the lower right. Dirt and other materials on the adhesive back due to exposure to the elements at the Wilkins memorial.

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.

Post-it note with handwritten message in blue marker. The note, written in Hebrew, reads: "Ahava" (love). Signed with a heart.