<p>*Swaps and date parties (which are held during the week, if I’m not mistaken) are only for Greeks (but they can occasionally bring a GDI date.) *</p>
<p>Swaps are held on Thursdays (I think), and yes they are just for Greeks, because a sorority will have a swap with a particular frat (so obviously no GDIs, but also no Greeks from other sororities or frats.)</p>