Readme update with new examples

README.md

@@ -16,6 +16,38 @@ Clojure wrapper for the [Awaitility](http://www.awaitility.org/) Java library.
     (fn [] (>= (System/currentTimeMillis) end-time)))) ; function that will eventually return true
 ```
 
+### `at-least` parameter
+
+```clojure
+;; Example of at-least parameter
+(let [start-time (System/currentTimeMillis)
+      end-time (+ start-time 200)] 
+
+  (wait-for {:at-least [2 :seconds]} ; in this case we don't wait long enough
+    (fn [] (>= (System/currentTimeMillis) end-time)))) 
+
+; this returns -> org.awaitility.core.ConditionTimeoutException: Condition was evaluated in 200
+; milliseconds which is earlier than expected minimum timeout 500 milliseconds
+```
+### Poll intervals
+```clojure
+;; can do either:
+(let [start-time (System/currentTimeMillis)
+      end-time (+ start-time 200)]
+
+  (wait-for {:poll-interval [50 :milliseconds]} ; 50, 100, 150... milliseconds
+    (fn [] (>= (System/currentTimeMillis) end-time))))
+
+;; or
+(:import [org.awaitility.pollinterval FibonacciPollInterval])
+
+(let [start-time (System/currentTimeMillis)
+      end-time (+ start-time 200)]
+
+  (wait-for {:poll-interval (FibonacciPollInterval.)} ; 1, 1, 2, 3, 5, 8... milliseconds
+    (fn [] (>= (System/currentTimeMillis) end-time))))
+```
+
 ## License
 
 Copyright © 2024 Jordan Robinson