There are various functions in the world today. These functions could widely vary and the way that we attend and host these functions would vary as well. These happen according to the needs and the cause of the function and identifying that would let one host an event successfully. If one is giving the responsibility of hosting an event, there are many more factors that should be taken into consideration. The success of the function would depend on how well you would provide space for such factors to come into light and it would be your responsibility to see if all the necessary areas of the function are well addressed. When such factors are taken into consideration, it would be possible for one to see that the venue the function is being hosted takes a significant place. 
The reason for the venue of a function to be important is the fact that the venue would decide on many other minute factors. The ambience of the function is created by the venue and it would do well to find a venue that would go well with the theme of your function. As an example, if you are in the process of hosting a corporate function, it would do well to go through the available corporate function venues and to find a suitable venue to host your 21st birthday venues. Your ability to look into the available places and to decide the most suitable place to facilitate your needs would play a defining role in how well the function that you organized turns out to be.
When it comes to venues and functions, some might be under the impression that a venue should always be an extravagant place with high quality. This is not always the case. Depending on the scale of the function that you are hosting, you could even simply go to a bar with those who are close to you and get on with a simple celebration. What should be kept in mind is the nature of the function. After figuring that out, you would be able to decide whether the function is best hosted in bars, restaurants or banquet halls.
Hence, it should be understood by one that the venues that one would choose for a certain event would be the foundation in which the function would be hosted upon. The more suited the venue, the better the function would be. It would do well for one to look at the available options and analyze their ambience and the services that they offer in order to choose and ideal venue for your function.