It is recommended use 'mods' folder, this article explains how: http://openiv.com/?p=1132

Changes graphics in LifeInvader building to Facebook

Installation:

Open your OpenIV, in edit mode.

Go to:
GTA V\x64l.rpf\levels\gta5\_cityw\beverly_01\bh1_06.rpf\
Replace:
-bh1_06.ytd
-bh1_06_building.ydr
-bh1_06_building+hidr.ytd
-bh1_06_lifeinvadersign.ydr
-bh1_06_lifeinvadersign+hidr.ytd
-bh1_06_lobby_fake.ydr
-bh1_06_lod.ytd
-bh1_06_v_ff_lod.ytd

..........
israelsr MODS