Here's a legitimate question I want to get everyon

Here's a legitimate question I want to get everyone's take on AND THIS IS NOT BASHING BY NO MEANS: according to convo Slic had with Mc, Mc is waiting on the rest of the pmt from client to finish things up right? Now Q2 is about up, why can't mc use money collected already from Q2 to finish up things? I'm sure he has collected some money already!!! Just asking