We might have a few knowledge about plastering but http://www.rocksolidplastering.co.nz can cover it all up and can do all the work for us. However, when it is just minor work and we think we can do some of the work, we can take the initiative to plaster our walls. We might look for ways over the internet or even buy some books that could teach us how to plaster by ourselves.
Well, we can also call for the help of professionals when we really think that we cannot do the work at all. We can find a lot of tips to start with finishing our walls little by little if we do not yet have the time and money to hire someone to plaster our walls. It is not an overnight talent and skill but with practice we can earn the experience of smoothing out surfaces inside and outside our home.
One of the things that we must remember is to cover up joints between two walls and we can use a drywall tape to cover them up. It is important smooth them up so that it would not be too obvious that there is a joint there. Plaster will do the work of covering them up and would make them as if they were never there. You could even use a little mixture of plaster to fill deeper gaps to as cover it with plaster over all. After covering all joints, you can now prepare the true plaster that you will use for the wall.