Can someone answer this theory question for me to understand easily?

1. What does the pecking order theory predict about new equity financing? 2. What does the pecking order theory predict about share repurchases? 3. What is the 2 patches on the standard pecking order theory that were presented by Myers (1984) and Maljuf (1984)? 4. What does the patched pecking order theory predict about new equity financing? 5. What does the patched pecking order theory predict about share purchases