If you wish to leave a donation to help operate and sustain the Temple, there are numerous hundis (donation boxes) positioned across the Temple. South Indian temples have a big gopuram, a monumental tower, generally ornate, at the doorway of the temple. This forms a well known element of Koils, https://hanumanmandirsouthaustralia.blogspot.com/2025/01/exploring-sacred-spaces-hanuman-mandirs.html