Gradient’s parameters:

Blending Options>Stroke

Using the Ellipse Tool (U), it’s possible to represent some highlights on the heart, pressing the SHIFT button.

The layer’s parameters: Fill 0%
Blending Options>Gradient Overlay

Gradient’s parameters:

 

Try to picture now near the heart another fillet, selecting previously the Pen Tool (P). The element’s shape may be corrected with the Convert Point Tool.

The layer’s parameters: Fill 0%
Blending Options>Drop Shadow

Blending Options>Gradient Overlay

Gradient’s parameters:

 

Next we’ll try to make a paper toy-ship. Firstly we need to represent the first element with the Pen Tool (P) and the color #E5E4E4. The element’s shape may be corrected again with the Convert Point Tool. Place this layer lower again than the couple’s layer.