MIT 2008 Recruitment Begins: (Pi Beta Phi Colonizing Mentioned)
 

Looks like the Pi Phi colonization will be similar to what's been done in other schools: a presentation at the start of recruitment, then dropping out and doing a separate recruitment. As is also usual, women from all classes -- first-year through fourth-year -- may be recruited for the colony:

http://www-tech.mit.edu/V128/N35/recruitment.html