While working with Joomla 2.5 or the older versions - Joomla 1.7 or even 1.6 you may stumble upon bugs, have difficulties accomplishing certain things or just wonder about the exact functionality of a feature. Luckily, Joomla is well documented, very popular among web masters and strongly supported by its community. This ensures that you will find help fast, which is not always the case for other software.
Even though Joomla community is very friendly and helpful, please just make sure to do 2 things before posting your request:
Hopefully, when using Joomla you will not have to look for help too often and you will find it intuitive and easy to use.