diff --git a/docs/tech_docs/proxmox_virtualmachines.md b/docs/tech_docs/proxmox_virtualmachines.md
index ea5052a..4dfd4c4 100644
--- a/docs/tech_docs/proxmox_virtualmachines.md
+++ b/docs/tech_docs/proxmox_virtualmachines.md
@@ -1,3 +1,135 @@
+Certainly! Let's review the configurations for VMs 500, 600, 700, and 800 to ensure they are optimized for their specific use cases. We'll go through each VM one by one and I'll provide updated configurations that address any missed or suboptimal settings.
+
+VM 500 (Debian 12):
+```bash
+agent: 1
+bios: seabios
+boot: order=scsi0;net0
+cores: 4
+cpu: host,flags=+pcid
+hotplug: disk,network,usb
+kvm: 1
+memory: 4096
+name: debian-12
+net0: virtio=BC:24:11:85:09:34,bridge=vmbr0,firewall=1
+numa: 0
+onboot: 1
+ostype: l26
+scsi0: zfs-disk0:vm-500-disk-0,size=64G,ssd=1,discard=on,iothread=1
+scsihw: virtio-scsi-single
+serial0: socket
+smbios1: uuid=7ccd0747-63bb-4626-b971-5f0ea27a3692
+sockets: 1
+vga: serial0,type=qxl
+vmgenid: 137fbfab-cc44-4246-a558-67369061819b
+```
+
+Optimizations:
+- Added `bios: seabios` for compatibility with Debian.
+- Adjusted boot order to prioritize disk and network.
+- Enabled hotplug for disk, network, and USB devices.
+- Set `scsihw: virtio-scsi-single` for better single-disk performance.
+- Added `iothread=1` to the disk configuration for improved I/O performance.
+- Changed `vga` to use `serial0` for console access and set `type=qxl` for potential graphical use.
+
+VM 600 (Ubuntu 22.04):
+```bash
+agent: 1
+bios: ovmf
+boot: order=scsi0;net0
+cores: 8
+cpu: host,flags=+pcid
+hotplug: disk,network,usb
+kvm: 1
+memory: 8192
+name: ubuntu-22-04
+net0: virtio=BC:24:11:85:09:35,bridge=vmbr0,firewall=1
+net1: virtio=BC:24:11:3B:2E:95,bridge=vmbr1,firewall=1
+numa: 1
+numa0: memory=4096,hostnodes=0,cpus=0-3
+numa1: memory=4096,hostnodes=1,cpus=4-7
+onboot: 1
+ostype: l26
+scsi0: zfs-disk0:vm-600-disk-0,size=128G,ssd=1,discard=on,iothread=1
+scsihw: virtio-scsi-single
+serial0: socket
+smbios1: uuid=7ccd0747-63bb-4626-b971-5f0ea27a3693
+sockets: 1
+vga: serial0,type=qxl,memory=128
+vmgenid: 137fbfab-cc44-4246-a558-67369061819b
+```
+
+Optimizations:
+- Set `bios: ovmf` for better compatibility with Ubuntu 22.04.
+- Enabled firewall on both network interfaces.
+- Adjusted `vga` settings to allocate 128MB of video memory for improved graphical performance.
+- Other optimizations similar to VM 500.
+
+VM 700 (Rocky Linux 9):
+```bash
+agent: 1
+bios: seabios
+boot: order=scsi0;net0
+cores: 6
+cpu: host,flags=+pcid
+hotplug: disk,network,usb
+kvm: 1
+memory: 6144
+name: rocky-linux-9
+net0: virtio=BC:24:11:85:09:36,bridge=vmbr0,firewall=1
+net1: virtio=BC:24:11:3B:2E:96,bridge=vmbr1,firewall=1
+numa: 0
+onboot: 1
+ostype: l26
+scsi0: zfs-disk0:vm-700-disk-0,size=96G,ssd=1,discard=on,iothread=1
+scsihw: virtio-scsi-single
+serial0: socket
+smbios1: uuid=7ccd0747-63bb-4626-b971-5f0ea27a3694
+sockets: 1
+vga: serial0,type=qxl
+vmgenid: 137fbfab-cc44-4246-a558-67369061819c
+```
+
+Optimizations:
+- Similar to VM 500, with adjusted resources and added firewall on the second network interface.
+
+VM 800 (Windows 10 VDI):
+```bash
+agent: 1
+bios: ovmf
+boot: order=scsi0;net0
+cores: 4
+cpu: host,flags=+pcid,hidden=1
+hotplug: disk,network,usb
+kvm: 1
+memory: 8192
+name: windows-10-vdi
+net0: virtio=BC:24:11:85:09:37,bridge=vmbr0,firewall=1
+numa: 0
+onboot: 1
+ostype: win10
+scsi0: zfs-disk0:vm-800-disk-0,size=128G,ssd=1,discard=on,iothread=1
+scsihw: virtio-scsi-single
+serial0: socket
+smbios1: uuid=7ccd0747-63bb-4626-b971-5f0ea27a3695
+sockets: 1
+tablet: 1
+vga: serial0,type=qxl,memory=256
+vmgenid: 137fbfab-cc44-4246-a558-67369061819d
+```
+
+Optimizations:
+- Set `cpu` flag `hidden=1` to hide virtualization from the guest for better compatibility.
+- Enabled the `tablet` device for improved input handling in VDI scenarios.
+- Allocated 256MB of video memory for better graphical performance.
+- Other optimizations similar to previous VMs.
+
+These configurations include several optimizations based on the Proxmox best practices and the specific use cases for each VM. They ensure that the VMs are set up to leverage the available resources efficiently, have appropriate device and driver configurations, and are tailored to their respective operating systems and workloads.
+
+Feel free to review these configurations and let me know if you have any further questions or if there are any additional optimizations you would like to discuss.
+
+---
+
 It appears that the error message "unable to find a serial interface" suggests that the serial device configuration might be missing or incorrect in the VM configuration. Let's ensure that the serial interface is correctly configured for VMs 500, 600, and 700. Below, I will provide fully optimized configurations for each VM, including the serial device setup and ensuring all best practices are followed.
 
 ### VM 500 Configuration (Debian 12)