Here's an interesting one for Karroubi courtesy of DF.
THIS IS NOT AN ENDORSEMENT FOR THE CANDIDATE!
The messages on the posters and the ending credits follow below. Feel free to correct my translations.
Supporting Citizens' Rights
Rectifying Poverty, i.e. Fight Poverty
Nationalization of Oil Revenues
Avoiding Confrontational Conflicts in International Affairs
Unrestricted Access to Information
Supporting Women Head of Households
Condemning Violence Against Women
Education for Everyone
Improving Public Safety
Religious and Ethnic Minorities' Rights
Supporting Non-Governmental Organizations
Public Participation, i.e. Voters'/Citizens' Involvement in Government's Affairs and Decisions
"We Have Come for Change." i.e. We're Here for Change.
"CHANGE FOR IRAN" - Karroubi's campaign logo in red with white letters
"Supporters of Karroubi and Karbaschi"