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Utilizing the snippets within the module can be is a plug and play . However if you want to make any adjustments on the snippets or configurationexperience. However Bizzomate Chat is also a very flexible solution that can be customized in almost all aspects. It is advised to create an additional module (BizzomateChat_Extended for example), duplicate the snippets/functionality you want to adjust and change the references within your own duplicated snippet/logic. . Using this method; when there is an update of the BizzomateChat module, your custom logic will not be overwritten.not to modify the BizzomateChat module directly but instead to copy the logic (like snippets) that needs to be altered to another module so that the module can be updated from the marketplace without overriding your modifications.
You can see it in action here products.bizzomate.com