It is also a great place to meet like minded people and exchange ideas about saving money. Like everything, tou will get better with time. Practice on unimportant items first. Use sturdy fabric. Use the old pieces as a pattern.
Hot glue works wonders.
We re-upholster items hundreds of times in Theatre. My favorite confidence-building trick is to give a student a bolt of cloth, a tack hammer, some tacks, a scissors, and an old chair. By the time they're done, it looks fine and they feel better and more confident about themselves. You can do it too. Like everything, tou will get better with time.