Why not just say "I would appreciate any ideas?" This article and others make a good case for using the active voice. The reason for saying "would be appreciated" as opposed to "are appreciated" is that the ideas haven't come in yet.
The Sacramento Bee on MSN: Backyard garden ideas that make small outdoor spaces look like a designer touched them
Here are some easy garden ideas for small backyards to make it look like you hired professional landscapers.
Backyard garden ideas that make small outdoor spaces look like a designer touched them
Yahoo: 17 Front Porch Ideas That Make the Most of Summer Living
The Kansas City Star on MSN: Backyard garden ideas that make small spaces feel like luxury outdoor retreats
Turn even the smallest backyard into a relaxing escape. These garden ideas make tight spaces feel like a luxury outdoor retreat.
Backyard garden ideas that make small spaces feel like luxury outdoor retreats
Yahoo: Designers Swear These Cabin Decorating Ideas Make Any Space Feel Instantly Cozy
Designers Swear These Cabin Decorating Ideas Make Any Space Feel Instantly Cozy
Architectural Digest: 13 Sunroom Ideas to Make Your Space Feel Warm and Cozy
YourTango: 50 Instagram Bio Ideas To Make Your Page Stand Out, Even If It's Private
50 Instagram Bio Ideas To Make Your Page Stand Out, Even If It's Private
Complex concepts distilled into simple ideas could be described as pithy, or full of concentrated meaning. Also, one who expresses oneself in a pithy manner could be described as pithy.