Let's break down the communications that realtors currently do to comfort buyers (mostly over text, which is also how we communicate):
Tell you comparably priced properties - we do this. Remind you the steps in the process - we do this. Tell you basic stats about local transactions (such as telling dejected buyers that only 1/6 home offers get accepted in the bay) - we do this. Send newsletters for market updates - we do this. Tell you what other agents are telling them - we do this.
I think if someone really needs a person putting a hand on their shoulder, then we aren't that. But we have implemented many of the typical comforting realtor actions