Psychological / emotional perspective: Many people do not like to look too closely at their own emotions, but to be investigating a building, for instance, can suggest that we are trying to understand ourselves and our own reactions.... Dream Meanings of Versatile
Material aspects: When we are unsure of our own position within a work hierarchy or family structure we may dream of an investigation in order to feel comfortable.
If we are being investigated in dreams we may feel we have not fulfilled a task to our own satisfaction. Such a dream may also suggest that we are being too closely monitored for our own liking.... Dream Meanings of Versatile
If you dream about an investigation, this suggests that you are trying to solve a problem that is worrying you.
If you are the one under investigation in your dream, and you know you are innocent, you will have fortune and honor. But if you feel you are guilty, then your reputation will be in jeopardy and your friends will turn away from you.... My Dream Interpretation
The notion of saving and investing in dreams may have practical or emotional implications. These may relate to the need to save for your future or equally may be making some reference to the need to prepare yourself emotionally for situations or people that need your attention and time. Dream investments represent an outlay of some kind allied to an element of risk or uncertainty. Are you taking an emotional or business risk? Your dream may be guiding or warning you, or summing up the situation in some way.
If your dreaming mind homed in on a solitary egg in a bird’s nest, it may have represented your nest egg or funds you have been saving.
If you have a dream of losing vast amounts of money on the stock market—an image of a ruined man or a man on the verge of suicide may appear—this represents feelings of great disappointment or disenchantment with an aspect of your life in which you feel you have invested a great deal of time and energy.... The Element Encyclopedia