Our Volunteers OTK volunteers show us the meaning of passing on the kindness. Even though most live on less than $2 a day, they still find a way to share with those in need. The OTK volunteer pledge: Support a community service program every Tuesday and Saturday.OTK beneficiaries also volunteer, continuing in our tradition of passing on the kindness. We currently have 6,700 grassroots volunteers across We are inspired by their commitment to the betterment of their communities.