If you say you’re going to do something, follow through with it.
Few things are more important than your word.
Discussion
I find a lot of people dont do this
Tons. Definitely affects my perception of them.
The most important thing to know when committing to this is to be very careful what you say yes to. It’s ok to express interest but not be ready to commit yet.
Don't tell what you plan to do, but what you have already achieved.