Sources: A's to look into relocating from Oakland : r/baseball
How baseball teams are making fan cutouts work
Interactive: See maps and renderings of the A's plan for a new ballpark on Oakland's waterfront
MLB Cardboard Cutouts: Everything You Need to Know
Faces in the crowd: Cutouts provide virtual MLB audience
Fans couldn't save the Oakland A's
Dodger Stadium fan cutouts filled with celebrities
Cardboard cutouts of fans fill Dodger Stadium seats on opening day
I Went to the Oakland A's Game. Then They Told Me I Don't Matter.
Phillies home games: Phillie Phanatic with no fans, fake crowd noise, cardboard cutouts
Some teams will have cutout fans at games this year. The Cubs should do the same. - Bleed Cubbie Blue
O.co Coliseum, American Football Wiki
A's breaking new ground in futility as final gift to Oakland
Who wants a hot dog?': Tom Hanks lends voice as Oakland A's virtual concessions seller