[How do i create a beach in a skybox?]

Is there any way to manipulate a prim to look like sand dunes. I am on a tight budget which is why i was wondering if there is anyway to make it instead of spending lindens

 

[How do i create a beach in a skybox?]

I am a beginner builder and trying to learn different techniques. I am trying to build a skybox with a beach theme. I am having trouble figuring out how to creat a beach with waves and foam. Is there anyone that can help me?

[I need help on making invitations...PLEASE!!]

Ok i need to learn how to make wedding invintations that includ an envelope.  I would like for the invintation to come out of an envelope and open when someone clicks on it...or i would like for it ot come out of an envelope postcard style...and possibly write as they are looking at it...is this ata all possible?