| 2023-12-06 06:33:14 | menace | Updated Spezi The Hero's membership of Level Four: set as ex-member |
| 2023-08-03 20:53:19 | menace | Edited notes |
| 2023-08-03 20:53:07 | menace | Edited notes |
| 2023-08-03 20:52:42 | menace | Edited notes |
| 2023-08-03 20:52:16 | menace | Edited notes |
| 2023-08-03 20:51:46 | menace | Edited notes |
| 2023-08-03 20:50:40 | menace | Edited notes |
| 2023-06-24 09:20:17 | menace | Updated Rogi's membership of Level Four: set as ex-member |
| 2023-04-15 22:42:17 | dipswitch | Added Level Four as organiser of Avoid, Level 4 & Access Party 1990 |
| 2023-04-02 08:08:08 | menace | Added nick 'Level Four Systems' |
| 2023-04-02 08:07:27 | menace | Edited notes |
| 2023-04-02 08:07:15 | menace | Added Storm as a member of Level Four |
| 2023-04-02 08:06:47 | menace | Edited notes |
| 2023-04-02 08:06:32 | menace | Added Flynn as a member of Level Four |
| 2023-04-02 08:05:47 | menace | Edited notes |
| 2023-04-02 08:05:28 | menace | Added Stan as a member of Level Four |
| 2023-04-02 08:04:43 | menace | Edited notes |
| 2023-04-02 08:04:16 | menace | Edited notes |
| 2023-04-02 08:03:58 | menace | Updated JPN's membership of Level Four: set as ex-member |
| 2023-04-02 08:03:41 | menace | Edited notes |
| 2023-04-02 08:00:53 | menace | Edited nick 'Level Four': changed abbreviation to 'L´4' |
| 2023-03-25 11:43:31 | menace | Deleted Level 4's credit on Depeche Mode 3 |
| 2021-01-13 02:56:49 | dipswitch | Added Level Four as organiser of Team-X, Trinity, Level 4 and Abadon meeting |
| 2021-01-13 02:40:30 | dipswitch | Added Level Four as organiser of Double Density Crew, Level4 and The Supervisors Super Copy Party 1988 |
| 2020-12-14 11:04:31 | menace | Added Henrik W. Jensen as a member of Level Four |
| 2020-12-14 07:35:49 | menace | Added Tim as a member of Level Four |
| 2020-12-13 21:46:04 | menace | Added Atl as a member of Level Four |
| 2020-12-13 21:09:54 | menace | Added Snoopy as a member of Level Four |
| 2020-12-13 21:06:37 | menace | Added Stranger as a member of Level Four |
| 2020-12-13 21:01:54 | menace | Added Duke as a member of Level Four |
| 2020-12-13 10:48:45 | menace | Added Cmr as a member of Level Four |
| 2019-11-11 03:58:12 | menace | Added nick 'Level Four Advanced Software Design' |
| 2019-09-08 14:01:32 | ltk_tscc | Added link https://www.pouet.net/groups.php?which=3044 |
| 2019-08-06 04:53:13 | menace | Added Raw Style as a member of Level Four |
| 2019-05-04 06:13:06 | menace | Edited notes |
| 2019-05-04 06:12:47 | menace | Added Werner as a member of Level Four |
| 2019-05-04 06:12:23 | menace | Edited notes |
| 2019-05-04 06:11:57 | menace | Added Diddi as a member of Level Four |
| 2019-05-04 06:11:39 | menace | Edited notes |
| 2019-05-04 06:11:15 | menace | Added Fred as a member of Level Four |
| 2019-05-04 06:08:58 | menace | Edited notes |
| 2019-05-04 06:08:44 | menace | Added Madman as a member of Level Four |
| 2019-05-04 06:08:22 | menace | Edited notes |
| 2019-05-04 06:08:03 | menace | Added Spezi as a member of Level Four |
| 2019-05-04 06:07:22 | menace | Edited notes |
| 2019-05-04 06:07:08 | menace | Edited notes |
| 2019-05-04 06:06:55 | menace | Added TFR as a member of Level Four |
| 2019-05-04 06:05:01 | menace | Edited notes |
| 2019-05-04 06:04:41 | menace | Edited notes |
| 2019-05-04 06:04:20 | menace | Added MCS as a member of Level Four |
| 2019-05-04 06:03:35 | menace | Edited notes |
| 2019-05-04 05:52:29 | menace | Added MMS as a member of Level Four |
| 2018-12-27 10:22:06 | menace | Edited notes |
| 2017-08-03 06:08:05 | menace | Edited notes |
| 2017-08-03 06:07:52 | menace | Edited notes |
| 2017-08-03 06:07:43 | menace | Edited notes |
| 2017-08-03 06:06:49 | menace | Added Elf as a member of Level Four |
| 2017-06-04 05:20:58 | menace | Edited notes |
| 2017-06-04 05:17:32 | menace | Added Mic as a member of Level Four |
| 2016-09-02 13:36:28 | menace | Edited notes |
| 2016-09-02 13:36:16 | menace | Added Roly as a member of Level Four |
| 2016-03-18 05:03:26 | menace | Edited notes |
| 2016-03-02 11:01:33 | menace | Edited notes |
| 2016-03-02 10:59:26 | menace | Edited notes |
| 2016-03-02 10:59:13 | menace | Edited notes |
| 2016-02-29 05:58:19 | menace | Edited notes |
| 2016-02-22 06:07:30 | menace | Edited nick 'Level 4': changed abbreviation to 'L4' |
| 2016-02-22 05:44:36 | menace | Added Level Four as a subgroup of Alpha Flight |
| 2014-12-11 22:58:44 | dipswitch | Added Rogi as a member of Level Four |
| 2014-02-12 01:05:14 | dipswitch | Added link http://noname.c64.org/csdb/group/?id=4485 |
| 2014-02-12 01:05:08 | dipswitch | Added JPN as a member of Level Four |
| 2014-02-12 01:04:46 | dipswitch | Edited notes |
| 2014-02-12 01:04:39 | dipswitch | Edited notes |
| 2014-02-12 01:04:13 | dipswitch | Added nick 'Level 4' |
| 2014-02-12 01:04:04 | dipswitch | Added group 'Level Four' |