Boeing 737NG Procedure
Once you intersept LOC and you are cleared for the ILS APP.
1) Landing Gear Down and FLAP 15 (you need a lot of drag).
2) Set APP on MCP ( "GS ARM" on FMA)
3) Set 1000 Ft AFE on the MCP.
4) Move V/S wheel and set no more than1500 V/S. (" VS" active on FMA).
5) When GS capture, set landing Flap.