You can buy home magazines which will often have ideas for parties, and probably garden parties. You could also ask in your local home store or garden centre about garden furnishings they offer that would make your party better.
The best place to find good decorating ideas is to watch shows on the Home and Garden Channel on television. There are many shows that you can get ideas and tops on decorating.
A good idea can make a great party. Hosts looking for good ideas can find them in the magazines of both Rachel Ray and Martha Stewart, as well as online at Celebrations or Evite.
You can find creative halloween pary ideas online at places like halloweenbox but also visiting the party store during the halloween season for help on party ideas.
A garden party should have light foods and drinks, more so than an evening party. Lemonades, limeades, fruit teas, and punches are good ideas. For a special touch, top a fruit tea with a slice of a complimentary fruit!
Patio furniture would be the first place to start. You can find ideas for patio furniture from the web, home magazines or your local home/garden centre.
It is true that a good and enjoyable party should come with good food preparation. You can find some party food in these websites; http://partyfoodideas.org/ and http://www.taste.com.au/recipes/collections/finger+food
I'm not sure which holiday your party is for. The website Holiday Party Ideas has all kinds of party ideas for all types of occasions.
dance party
One can find good shaker style kitchen ideas from the following sources: Harvey Jones, Devol Kitchens, Houzz, Channel 4, House to Home, Better Homes and Garden.
There are a number of good party food ideas for children and it depends on the individual tastes of the children. Mini pizza's, toffee apples, nachos and dips are all good party food ideas.
When you are looking for party themes it is good to keep in mind what audience it is that is going to be there. You can go to www.ebay.com and find great ideas there.
Good ideas for party entertainment will depend on the theme of the party. For example, if the party is for a child, perhaps a clown or magician will be a good idea. For adults, perhaps live music performance will be a good idea.