Simplicity in decoration choice will get you be in any situation. Simple styles are also easier to choose. Sunny halls and formal cultures call for light and bright color choice. Also a more classic white look guarantees acceptance in most of the weddings, no matter what the custom.
Arrange for a photographer who is professional and reliable. This can be your relative, friend or a colleague, so you can give them proper direction during the occasion. Make little notes to be conveyed before the photos are taken. Organize your accessories for the wedding. Make little kits that are labeled and with things inside. For example, assemble all your guest list and good bags in one kit. Color coding makes kits easy to find. Always choose organizer items that will hold what you need for the event.