Where wedding banners actually go: placement that photographs well

Fabric banners cover a lot of wall per dollar, which is why they end up all over wedding mood boards and, too often, in places no camera ever points. A banner does its job when it appears in photos people keep. That is the test, and it settles every placement question below.
Above the head table: the default, for a reason
The sweetheart or head table is where cameras point for most of the night. A personalized banner with names or a date, hung a little above head height there, gets into more keeper photos than almost any other placement. Center it on the table rather than the wall; the table is the thing the photos frame. And light it from the front or the side. A banner in front of a bright window turns into a silhouette.
Behind the ceremony
A full photo backdrop owns the altar space, but a banner across an arch or between two trees frames the vows with far less fabric. Outdoors, tie the bottom corners down; fluttering fabric looks romantic in video and turns still photos into guesswork, and wind has opinions.
The dessert bar and the bar bar
Guests photograph the cake table all night. A short banner above it dresses the most photographed still life in the room. The same logic works at the bar, where a banner can carry what a bar sign would otherwise say, at a size readable from across the room, depending on the banner you choose.
The photo wall
If there is a photo corner, its banner needs one thing the others don't: clearance above head height, so faces don't cover the lettering. Phone-check the framing before guests arrive; thirty seconds of testing beats an evening of cropped words. This is also where a bridal shower or bachelorette banner earns a second shift, since a dated fabric piece rehangs across events without looking recycled.
Three ways to waste a good banner
Hanging it too high, where the lettering leaves most photo frames; just above head height is usually the sweet spot. Backlighting it, because windows and fairy-light walls belong beside a banner, not behind it. And hanging too many: when two banners share a sightline they compete, and three start to read as bunting. If you only buy one, the head table placement earns it at most receptions.
Banners are made to order with your names and date, so the usual arithmetic applies: order three or more weeks before the wedding and your date is guaranteed, with the earlier weeks left over for steaming and hanging it calmly.