*You must be at least one tile away from another creature or player to try to stealth.
*It appears to be easier to stealth on tree tiles and more difficult on road tiles.
*It is possible to completely disappear from local when in stealth mode. However, if another player in local has higher body control, you will fall out of stealth mode.
*It is possible to be completely invisible to other players and creatures when in stealth mode.
*You move slower when in stealth. The actual amount of speed reduction here needs to be more fully researched.