I'm trying to come up with examples of transactions we have that span multiple services but can't come up with any. We do group tightly related functionality in

I'm trying to come up with examples of transactions we have that span multiple services but can't come up with any. We do group tightly related functionality in the same service if we can. So if they need to be updated strictly transactionally they can usually be in the same DB-transaction. Any particular example you'd like my thoughts on?