Is that the decided path or were people still deciding?<br/><br/>I will be limiting to generally one roll per 'event,' but if I recall correctly you can work together either by combining the highest skill rank with the highest ability, or if that wouldn't improve things just adding a boost die.  Though that is from memory.<br/><br/>Streetwise would require wandering around Nar Shaddaa some (so time and risk), Knowledge would just require deep thought and or holonet searches.