New Sentence Ideas

Having researched into compound words, I started to look at longer sentences.  These were more in depth and therefore were much harder to think of.  These are the complete sentences that I thought of:

Graphic Design is effective work of a good designer.

Withold your weapons, the policemen will take authority over shit criminals themselves.  There's nothing you can do about it.

Copyright before someone steals your work, this bad luck is your fault if you don't proofread full message.

They're not really that effective, and will need some work, but I feel the second sentence has humour so I will start development with this sentence.  Here are my workings so far: