copywriting for small businesses is not much different than copywriting for established businesses other than you may be able to be more creative because of less red tape.
copywriting for business owners
copywriter for small business is about gathering a collection of how other businesses send messages and the frequency. We aren’t trying to copy verbatim but get many ideas as to what is working.
Know exactly who you are writing to. And write to one person.
This skill comes from practice and getting feedback. Via numbers, actions, and asking people specifically to give you feedback on what you have wrote.

Copywriting is used to sell and persuade but from a point of deep understanding.
Also understanding which medium is going to be most effective for delivering your copy it will probably be like blog post email marketing.
How a Copywriter Can Help Your Business
A copywriter can help you with improving the communication of your writing across the brand.
They can use psychology to help you drive more sales to your product. Copywriting for Small Business Owners is about the words that will take your business to the next level and engage the minds of your customers.
Understand who you are writing too. Practice often. Use your copy to experiment with different offers and see what your audience is most receptive too.
They may also be able to help you with content writing and creating better hooks and headlines.
Use simple words and avoid complex language.
Develop a more firm understanding of human psychology and the desires and fears of your target customer. Save the best copy you find online into your swipe file and put your best tweeters on a Twitter List. Also pay attention to what platform you are writing on.
Speak in conversational language. Here is another post containing some of the best copywriting secrets.