This small mod will replace the advertising on the billboards above the Chaps and Penal Colony buildings. One is for Solar City and the other for Star Wars The Force Awakens movie. 

Open IV required for install. "mods" folder recommended, which you can read about here: http://openiv.com/?p=1132

- Download and Extract files
- Run Open IV
- Navigate to: mods/x64l/levels/gta5/_citye/sunset/bt1_01
- Click "Edit mode"
- Drop provided files into bt1_01 directory
- Click "Edit mode" and close OpenIV