Brian Sanders and the Underground treat remembering the poor as creed, not charity branding. Manifesto article 2 says they will remember the poor because they believe God does, and that the poor are central to God’s mission in the world. The church welcomes everyone. It still prioritizes those who have less in concern, allocation of resources, and advocacy, so that in all things there might be equality. Article 3 widens the same preference: lost people are spiritually poor, and seeking them is the first and most important task. Article 13 names biblical justice as punishment and also restoration of wholeness, equality, and peace between people and with God, including the welfare of every person in the city. Jeremiah 29:7 sits in that justice list.
Different, chapter 5, written with Michael Patz, supplies the Christological bond. Jesus binds himself theologically to the poor, so a relationship with him is somehow connected to a relationship with them. Matthew 25 is the text. Concern for the poor can ride a media trend and then fade. Missional language can also loosen the particular poor into a generic call to serve anyone, including the already resourced. Sanders and Patz call the church to endure in that love with Isaiah, James, Francis, and Dorothy Day after the fashion cools.
The claim matters for practitioners who build churches that grow by attracting the well-adjusted. Results in Underground Church states, verbatim: "We are happy to empower and serve people with a middle-class calling; however, a majority—about 60 percent—of our microchurches have historically focused on a poor or marginalized population." Simplicity and sharing (manifesto articles 8 and 9) make the commitment believable in money. The pathway below follows the manifesto’s three articles in order, then hands the reader stories, questions, and practices that test whether the poor would recognize the church as a place that expected them.