When plastering with no former experience, you may be unaware of the wide range of plastering materials available.
There are a number of areas in which a DIY plasterer could go wrong that you may not realise. It's very easy to get it wrong.
As you can probably imagine, plaster can be a messy material to use. Expert plasterers have the experience and skills available to finish a job without creating any mess.
For a first-time plasterer, finishing the job can take a lot more time than expected. Whilst this might not initially seem like a problem, it’s important to remember.