diff --git a/rt.py b/rt.py
index f0e799e0b01196388b05332b172cfbb4555d57d6..d14b4a72a8c78e79185302143c5496f0eabae90f 100755
--- a/rt.py
+++ b/rt.py
@@ -51,7 +51,10 @@ class RT(Plugin):
     def get_config_class(cls) -> Type[BaseProxyConfig]:
         return Config
 
-    def is_valid_number(self, number: str) -> bool:
+    def can_manage(self, evt: MessageEvent) -> bool:
+        return True if evt.sender in self.whitelist else False
+
+    def valid_number(self, number: str) -> bool:
         return True if self.regex_number.match(number) else False
 
     def filter_dict(self, raw: dict, keys: Set) -> dict:
@@ -63,14 +66,6 @@ class RT(Plugin):
     def html_link(self, number: str) -> str:
         return f'<a href="{self.display}?id={number}">rt#{number}</a>'
 
-    async def can_manage(self, evt: MessageEvent) -> bool:
-        if evt.sender in self.whitelist:
-            return True
-        return False
-
-    async def _username(self, evt: MessageEvent) -> str:
-        return evt.sender[1:].split(':')[0]
-
     async def _member_mxids(self, room_id: RoomID) -> Dict[UserID, str]:
         room_members = await self.client.get_joined_members(room_id)
         member_mxids = {}
@@ -153,7 +148,7 @@ class RT(Plugin):
     @rt.subcommand('properties', aliases=('p', 'prop'), help='Show all ticket properties.')
     @command.argument('number', 'ticket number', parser=str)
     async def properties(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         properties_dict = await self._properties(number)
@@ -163,7 +158,7 @@ class RT(Plugin):
     @rt.subcommand('resolve', aliases=('r', 'res'), help='Mark the ticket as resolved.')
     @command.argument('number', 'ticket number', parser=str)
     async def resolve(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         await self._edit(number, {'Status': 'resolved'})
@@ -172,7 +167,7 @@ class RT(Plugin):
     @rt.subcommand('open', aliases=('o', 'op'), help='Mark the ticket as open.')
     @command.argument('number', 'ticket number', parser=str)
     async def open(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         await self._edit(number, {'Status': 'open'})
@@ -181,7 +176,7 @@ class RT(Plugin):
     @rt.subcommand('stall', aliases=('st', 'sta'), help='Mark the ticket as stalled.')
     @command.argument('number', 'ticket number', parser=str)
     async def stall(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         await self._edit(number, {'Status': 'stalled'})
@@ -190,7 +185,7 @@ class RT(Plugin):
     @rt.subcommand('delete', aliases=('d', 'del'), help='Mark the ticket as deleted.')
     @command.argument('number', 'ticket number', parser=str)
     async def delete(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         await self._edit(number, {'Status': 'deleted'})
@@ -198,7 +193,7 @@ class RT(Plugin):
 
     @rt.subcommand('autoresolve', help='Ask the bot to automatically answer and resolve tickets.')
     async def autoresolve(self, evt: MessageEvent) -> None:
-        if not await self.can_manage(evt):
+        if not self.can_manage(evt):
             return
         await evt.mark_read()
         await evt.react('😂🤣🦄🌈')
@@ -207,7 +202,7 @@ class RT(Plugin):
     @command.argument('number', 'ticket number', parser=str)
     @command.argument('comment', 'comment text', pass_raw=True)
     async def comment(self, evt: MessageEvent, number: str, comment: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         await self._comment(number, comment)
@@ -216,7 +211,7 @@ class RT(Plugin):
     @rt.subcommand('history', aliases=('h', 'hist'), help='Get a list of all history entries.')
     @command.argument('number', 'ticket number', parser=str)
     async def history(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         history_dict = await self._history(number)
@@ -227,7 +222,7 @@ class RT(Plugin):
     @command.argument('number', 'ticket number', parser=str)
     @command.argument('entryid', 'history entry number', parser=str)
     async def entry(self, evt: MessageEvent, number: str, entryid: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         entry_dict = await self._entry(number, entryid)
@@ -237,7 +232,7 @@ class RT(Plugin):
     @rt.subcommand('last', aliases=('l', 'la'), help='Gets the last entry.')
     @command.argument('number', 'ticket number', parser=str)
     async def last(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         history = await self._history(number)
@@ -250,7 +245,7 @@ class RT(Plugin):
     @rt.subcommand('show', aliases=('s', 'sh'), help='Show all information about the ticket.')
     @command.argument('number', 'ticket number', parser=str)
     async def show(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         prop_dict = await self._properties(number)
@@ -269,12 +264,11 @@ class RT(Plugin):
     @rt.subcommand('take', aliases=('t', 'ta', 'steal'), help='Take or steal the ticket.')
     @command.argument('number', 'ticket number', parser=str)
     async def take(self, evt: MessageEvent, number: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
-        username = await self._username(evt)
         displayname = await self._displayname(evt.room_id, evt.sender)
-        await self._edit(number, {'Owner': username})
+        await self._edit(number, {'Owner': evt.sender[1:].split(':')[0]})
         content = TextMessageEventContent(
             msgtype=MessageType.NOTICE, format=Format.HTML,
             body=f'{displayname} took rt#{number} 👍️',
@@ -286,7 +280,7 @@ class RT(Plugin):
     @command.argument('number', 'ticket number', parser=str)
     @command.argument('user', 'matrix user', parser=str)
     async def give(self, evt: MessageEvent, number: str, user: str) -> None:
-        if not await self.can_manage(evt) or not self.is_valid_number(number):
+        if not self.can_manage(evt) or not self.valid_number(number):
             return
         await evt.mark_read()
         member_mxids = await self._member_mxids(evt.room_id)