diff --git a/src/corpus.py b/src/corpus.py
index 92f0e28..238caa1 100644
--- a/src/corpus.py
+++ b/src/corpus.py
@@ -40,12 +40,12 @@ def removeEmpty(data):
 def onlyStations(data):
     # DATA: List of Dictionaries
     # Iterates through the list and checks each item (which is a dictionary) for the STANOX key
-    # If the STANOX exists the dictionary will be appended to the `workingList` which is returned once iteration is complete
+    # If the 3ALPHA exists the dictionary will be appended to the `workingList` which is returned once iteration is complete
     preLength = len(data)
     log.out(f"corpus.onlyStations: Removing items without STANOX from {preLength} datapoints", "INFO")
     workingList = []
     for item in data:
-        if 'STANOX' in item:
+        if '3ALPHA' in item:
             workingList.append(item)
     postLength = len(workingList)
     log.out(f"corpus.onlyStations: Removed {preLength - postLength} datapoints", "INFO")
diff --git a/src/main.py b/src/main.py
index 7652b59..8f955e5 100644
--- a/src/main.py
+++ b/src/main.py
@@ -14,19 +14,40 @@
 #     program.  If not, see
 #     https://git.fjla.uk/OwlBoard/db-manager/src/branch/main/LICENSE
 
-print("main.py: Initialising db-manager")
+version = "0.1.0"
+print(f"main.py: Initialising db-manager v{version}")
 
 #Third Party Imports
 import os
 import time
 
 #Local Imports
-import corpus
-#import mongo
+import corpus, mongo
 import logger as log
 
-#This is only a test run:
-rawCorpus = corpus.fetch()
-cleanCorpus = corpus.removeEmpty(rawCorpus)
-stationsOnly = corpus.onlyStations(cleanCorpus)
-print("DONE")
\ No newline at end of file
+log.out("main.py: db-manager Initialised", "INFO")
+
+#Check & Update corpus/stations:
+  # If older than 12 days then update
+corpusAge = int(time.time()) - mongo.metaCheckTime("corpus")
+log.out(f'main.py: Corpus is {corpusAge}s old', "INFO")
+if corpusAge > 1036800:
+    log.out('main.py: Updating CORPUS data', "INFO")
+    corpusData = corpus.removeEmpty(corpus.fetch())
+    mongo.putBulkCorpus(corpusData)
+else:
+    log.out('main.py: Not updating CORPUS data', "INFO")
+
+stationsAge = int(time.time()) - mongo.metaCheckTime("stations")
+log.out(f'main.py: Stations is {stationsAge}s old', "INFO")
+# While the source of stations data is CORPUS, this statement is based on corpusAge, when/if changing the source, it should be changed to use stationsAge
+# if stationsAge is used now, there could be a situation where stationsAge tries to update but fails as corpusData doesn't exist.
+if corpusAge > 1036800:
+    log.out('main.py: Updating stations data', "INFO")
+    stationData = corpus.onlyStations(corpusData)
+    mongo.putBulkStations(stationData)
+else:
+    log.out('main.py: Not updating stations data', "INFO")
+
+# END
+log.out(f"main.py: db-manager v{version} Complete", "INFO")
\ No newline at end of file
diff --git a/src/mongo.py b/src/mongo.py
index 6f02310..2b910e0 100644
--- a/src/mongo.py
+++ b/src/mongo.py
@@ -1,9 +1,62 @@
 import os
 from pymongo import MongoClient
+import time
 import urllib.parse
 import logger as log
 
 log.out("mongo.py: Fetching configuration", "INFO")
-db_url = os.getenv('OWL_DB_HOST') + ":" + os.getenv('OWL_DB_PORT')
-db_user = urllib.parse.quote_plus(os.getenv('OWL_DB_USER'))
-db_pass = urllib.parse.quote_plus(os.getenv('OWL_DB_PASS'))
\ No newline at end of file
+db_host = os.getenv('OWL_DB_HOST', 'localhost')
+db_port = os.getenv('OWL_DB_PORT', 27017)
+db_user = urllib.parse.quote_plus(os.getenv('OWL_DB_USER', "owl"))
+db_pass = urllib.parse.quote_plus(os.getenv('OWL_DB_PASS', "twittwoo"))
+db_name = os.getenv('OWL_DB_NAME', "owlboard")
+
+client = MongoClient(f"mongodb://{db_user}:{db_pass}@{db_host}:{db_port}")
+db = client[db_name]
+
+def metaCheckTime(target):
+    col = db["meta"]
+    res = col.find_one({"target": target})
+    log.out(f'mongo.metaUpdateTime: {target} last updated at {res["updated"]}', "INFO")
+    return res["updated"]
+
+def metaUpdateTime(target):
+    col = db["meta"]
+    log.out(f'mongo.metaUpdateTime: Updating updated time for {target}', "INFO")
+    res = col.update_one({"target": target}, {"$set":{"updated": int(time.time())}}, upsert=True)
+
+def getLength(collection):
+    col = db[collection]
+    return col.count_documents({})
+
+def putBulkCorpus(data):
+    startCount = getLength("corpus")
+    col = db["corpus"]
+    if startCount > 0:
+        log.out(f'mongo.putBulkCorpus: Dropping {startCount} CORPUS documents', "INFO")
+        col.drop()
+    col.insert_many(data)
+    endCount = getLength("corpus")
+    log.out(f'mongo.putBulkCorpus: {endCount} documents inserted', "INFO")
+    log.out(f'mongo.putBulkCorpus: {endCount - startCount} new documents', "INFO")
+    #log.out('mongo.putBulkCorpus: Building collection indexes',"INFO")
+    # ADD INDEXES HERE
+    log.out('mongo.putBulkCorpus: Updating meta time',"INFO")
+    metaUpdateTime("corpus")
+    return
+
+def putBulkStations(data):
+    startCount = getLength("stations")
+    col = db["stations"]
+    if startCount > 0:
+        log.out(f'mongo.putBulkStations: Dropping {startCount} station documents', "INFO")
+        col.drop()
+    col.insert_many(data)
+    endCount = getLength("stations")
+    log.out(f'mongo.putBulkStations: {endCount} documents inserted', "INFO")
+    log.out(f'mongo.putBulkStations: {endCount - startCount} new documents', "INFO")
+    #log.out('mongo.putBulkStations: Building collection indexes',"INFO")
+    # ADD INDEXES HERE
+    log.out('mongo.putBulkStations: Updating meta time',"INFO")
+    metaUpdateTime("stations")
+    return
\ No newline at end of file