You are unable to obtain a lasso on multiplayer mode on Red Dead Redemption.
red dead redemption is multiplayer for ps3 and it is free
No there are not
no.
you do not get a house in multiplayer
No
Absolutely not.
you can play LAN just go onto the online menu and there is a choice for it.
nope
No there is only the online multiplayer
The multiplayer mode of Red Dead Redemption is not saved manually - it autosaves after each game you complete. I believe it also saves if you quit via the start menu.
Yes it is exactly the same as the multiplayer for Red Dead Redemption