Politicians, journalists, writers, diplomats, too, find themselves being watched: Men on motorcycles tailing closely. The occasional phone call. The same, familiar faces at crowded street cafes.
"It's not as bad as it used to be," said Mya Aye, who devotes much of his time today campaigning for citizen's rights, "but it's really annoying. They act like we're criminals, harassing us, our families. It's disrespectful and intimidating. It shouldn't be this way anymore."
In years past, he and thousands of other dissidents were hauled off to jail, instilling widespread fear in the hearts of a downtrodden population to ensure that nobody spoke out.
The level of oppression has eased markedly since President Thein Sein, a former army general, took office in 2011 after an opposition-boycotted election.
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But while many political prisoners have been released, newspapers are no longer censored and freedom of speech has largely become a reality, the government has not ceased spying on its own people.
Every day, six to eight officers from various security departments can be seen at a tea shop across the street from the opposition party headquarters, jotting down who comes and goes and snapping the occasional picture.
It is unknown how many intelligence agents are active nationwide, but at least two major information gathering services are still operating: the Office of Military Affairs Security and the notorious Special Branch police, which reports to the Ministry of Home Affairs.
Young, often-inexperienced agents instead are told to keep tabs on new faces or unusual movement in their "patch," and then inform their bosses.