I have been looking for bionicle building tips for a while,Here they are.Note.these are not from me, These are from people who are really good at mocing.
About this creation
Bionicle mocing tips
1. Draw a picture of what you are trying to acheive
2. Look at non lego things to get ideas.
3. Try something no ones ever done before
4. Take notes all the time
5. Always add a weapon
6. Never stop until you think it's perfect
7. Always use custom limbs
8. don't stress too much
9. If you don't use custom limbs make sure to add lots of greebles(added lego pieces)
10. If you have trouble trying to do a whole moc in one day then focus on one part at a time
11. Custom torsos rule
12. Sort your pieces!!!!!!
13. Have fun.
14. try different designs to see which one suits your MOC the best.
15. try using some creative proportionism, it can make your mocs unique, and interesting
16. Take advice from other mocists.