diff --git a/Documents/readme b/Documents/readme
new file mode 100644
index 0000000000000000000000000000000000000000..a3667929184cc3e2c3c07fb3023e57ac2e254fc4
--- /dev/null
+++ b/Documents/readme
@@ -0,0 +1,9 @@
+
+Readme for A4 "Bounded Buffer" program
+--------------------------------------
+
+To run make program, run "make all".
+
+
+To run program, run make and then run "a4" with appropriate args.
+For args details and additional comments, see top of "Main.c" file.
diff --git a/Main.c b/Main.c
index 1fcf3ebc5567e36ba5efa98f8fd19056203fc53f..76f43282eb30f5943724400df5c6512740b11e4e 100644
--- a/Main.c
+++ b/Main.c
@@ -11,15 +11,24 @@
  *
  * Args:
  *  First arg determines overall sleep time for the program.
- *      Main thread will directly use this arg as the sleep time, as long as it is greater than MIN_SLEEP.
- *      Subthreads' max sleep will be this arg modded by SLEEP_MAX.
+ *      Main thread will directly use this arg as the sleep time, as long as it is greater than SLEEP_MIN.
+ *      Subthreads' max sleep will be this arg modded by SLEEP_MAX. And no less than SLEEP_MIN.
  *  Second arg is number of producer threads to create.
  *  Third arg is number of consumer threads to create.
  *
+ *
+ * Size of buffer is defined in buffer.h by BUFFER_SIZE.
+ * Currently set to 5 to (nearly gauranteed) test:
+ *      Both multiple insertions and removals.
+ *      Buffer case of all indexes full.
+ *      Buffer case of all indexes empty.
+ *
+ *
  * Program first creates consumer and producer threads, based on provided args.
  * Once all threads are initialized, main sleeps based on args provided.
  * When main wakes up, it terminates all threads and closes program.
  *
+ *
  * While main is sleeping, all threads enter loop of:
  *  * Initially sleep for random period of time between SLEEP_MIN and SLEEP_MAX
  *      (to ensure as much thread unpredictability as possible).
@@ -30,6 +39,7 @@
  *  * Return out of thread-safe functions and read out either value that was added or value that was taken
  *      (depending on if producer or consumer). If error occured, will be printed here.
  *
+ *
  *  To make random numbers less random by using a constant seed on every run, comment out line #122 in main.
  */