I've been at this long enough that patterns have emerged. Not in a statistical way — I don't track categories or count things. But I've prayed for enough people that certain shapes repeat.
The most common request, by far, is health. Someone's mother has a diagnosis. A husband is waiting on a biopsy. A child is struggling in ways the parent can't fix. People ask for healing, for good news, for the test to come back clean. Sometimes they ask only for peace while they wait. Those are different prayers, and I've come to think they require different quality of attention from me. Asking for peace is asking for something interior and lasting. Asking for healing is asking for something particular and external. I try to hold each one as what it actually is.
The second most common is something I'd describe as relationships at a breaking point. A marriage that might not survive. An estrangement from a parent or child. A friendship that ended in a way nobody planned. These are the requests that often come with the most context — people write several paragraphs, explaining, justifying, expressing regret or anger or both at once. I read all of it. But I've noticed that the prayer I end up praying is usually simpler than the explanation: soften this, restore this, let something good happen here. The complexity of the situation doesn't make the prayer more complicated, exactly. It makes me more careful with it.
There are also requests for things I wouldn't have thought to categorize as prayer material before I started doing this. Someone once asked me to pray for her job interview, in a very specific way — not for success, but for calm. She said she always went blank when she was nervous and she just wanted to think clearly in the room. I prayed for that with more specificity than I usually manage, because she'd asked for something so particular. I still think about her sometimes.
What I've learned, more than anything, is that people carry things alone that they don't have anywhere to put. Not because they lack community or faith or support — some of the people who email me seem to have all of those things. But there's something about asking a stranger that removes a layer of self-consciousness. You don't have to perform strength. You don't have to explain how you got here. You can just say: this is happening, and I need someone to hold it with me.
I'm glad to be that someone. It's not a burden. It's the most useful thing I do.