diff --git a/src/garageS3.jl b/src/garageS3.jl
index 47510e1..b754213 100644
--- a/src/garageS3.jl
+++ b/src/garageS3.jl
@@ -1,20 +1,19 @@
 module garageS3
 
 export
-    GarageStorage,
-    put_file,
-    get_file,
-    list_files,
-    delete_file
+    GarageStorage, put_file, get_file, list_files, delete_file,
+    set_lifecycle_expiration, get_lifecycle, delete_lifecycle
 
-using AWS, AWSS3
+using AWS 
+@service S3
+using AWSS3
 # ---------------------------------------------- 100 --------------------------------------------- #
 
 # Garage uses Path-Style routing (https://s3-api.my-domain.com/bucket/key).
 # this file use local AWS config
 
 """ Example
-storage = GarageStorage(
+storage = GeneralUtils.GarageStorage(
   "https://s3-api.yiem.cc",
   "GKb080154a2e5b19100b1b2c6e",     # key ID  (create at garage-ui.yiem.cc)
   "a2c6b1379c2f731d3e6e5a408dd4d6cffca7511717675f55114ff94828febca1",   # key ID's secret key
@@ -22,9 +21,8 @@ storage = GarageStorage(
 )
 
 # Safe to run inside concurrent HTTP handlers (e.g., Oxygen.jl, HTTP.jl)
-put_file(storage, "users-1005.json", "{\"status\": \"active\"}")
-keys = list_files(storage)
-data = String(get_file(storage, "users-1004.json"))
+GeneralUtils.put_file(storage, "users-1005.json", "{\"status\": \"active\"}")
+keys = GeneralUtils.list_files(storage)
 
 println("Read back: ", data)
 println("Bucket keys: ", keys)
@@ -35,7 +33,7 @@ curl -v \
   http://192.168.88.106:3902/users-1002.json
 
 # test with API
-data = String(get_file(storage, "users-1005.json"))
+data = String(GeneralUtils.get_file(storage, "users-1005.json"))
 
 # test with a browser
 https://s3-web.mydomain.com/my_bucket_name/users-1005.json
@@ -176,7 +174,7 @@ function (pf::put_file)(key::String, data::Union{String, Vector{UInt8}})::String
   end
   
   # Proceed if the key is flat
-  s3_put(pf.storage.config, pf.storage.bucket, key, data)
+  AWSS3.s3_put(pf.storage.config, pf.storage.bucket, key, data)
   println("Successfully uploaded: ", key)
 
   # file download URL
@@ -217,7 +215,7 @@ function put_file(storage::GarageStorage, key::String, data::Union{String, Vecto
   end
   
   # Proceed if the key is flat
-  s3_put(storage.config, storage.bucket, key, data)
+  AWSS3.s3_put(storage.config, storage.bucket, key, data)
   println("Successfully uploaded: ", key)
 
   # file download URL
@@ -244,7 +242,7 @@ julia> data = String(get_file(storage, "test.json"))
 ```
 """
 function get_file(storage::GarageStorage, key::String)::Vector{UInt8}
-    return s3_get(storage.config, storage.bucket, key)
+    return AWSS3.s3_get(storage.config, storage.bucket, key)
 end
 
 """ List all object keys in the Garage S3 bucket.
@@ -267,7 +265,7 @@ julia> keys = list_files(storage)
 """
 function list_files(storage::GarageStorage)
     # Approach 2: s3_list_objects returns a Vector of Dicts with object details
-    objects = s3_list_objects(storage.config, storage.bucket)
+    objects = AWSS3.s3_list_objects(storage.config, storage.bucket)
     return [obj["Key"] for obj in objects]
 end
 
@@ -285,7 +283,7 @@ julia> delete_file(storage, "test.json")
 ```
 """
 function delete_file(storage::GarageStorage, key::String)
-    s3_delete(storage.config, storage.bucket, key)
+    AWSS3.s3_delete(storage.config, storage.bucket, key)
 end
 
 
@@ -296,11 +294,4 @@ end
 
 
 
-
-
-
-
-
-
-
 end # module GarageS3