Start with the actual problem
One workstation may have afternoon screen glare while a meeting room feels hot because of a large glass wall. A reception area may need daytime privacy without looking closed off. The right film depends on the space and the time the problem occurs.
What commercial film may help with
Commercial film can be considered for solar heat, screen reflections, daytime privacy, visual comfort and fading. A very dark film is not automatically the best office film because it can reduce useful daylight.
Plan the installation
Check glass condition, existing film, access, furniture, security and whether work needs to happen after hours. Treating only the worst-affected glass may solve the main issue while keeping the project focused.
Send photos, approximate dimensions, operating hours and the main concern. Perth Tint Co. can prepare an indicative scope for office windows, partitions and shopfronts.