Before putting signs together to make conversations with other BSL users; the following video shows single sign phrases for basic greetings.
As you can see there are similarities using the same sign. Here it is easier to understand if you are aware of the context of the conversation, facial expressions, body language and lip patterns.
Signing isn’t just about signing with your hands. It’s a language where face and body are just as important.
Next Asking and Responding to a Question (Name, Age, Live and Job)