What role does mezzanine play in times of economic crisis?

Mezza­nine finan­cing can be very helpful in various situa­tions to bridge a finan­cing gap. Where banks do not offer loans and are too infle­xi­ble, Mezza­nia can prove its value. When is mezza­nine used? How should a company prepare for this and what role will mezza­nine play compared to other finan­cing opti­ons in the near future?