Is your financial knowledge a little rough around the edges? Do you ever experience the burning desire to handcraft a sail boat? Have you frequently found yourself wondering if you should button the top button or just leave it open, and how that decision will affect the rest of your day and, subsequently, the rest of your adult life?

If you answered yes (or a tentative maybe) to any of these questions, we're here to let you know: There's a subreddit for that.

SEE ALSO: 13 Fantastic Subreddits You Should Subscribe To

Aside from being a place where standing U.S. Presidents go to field your questions, Reddit can also be used as a source for DIY life hacks and pro tips (if you know the right subreddits).

The following subreddits offer user submitted links and advice that can help you with just about any problem.

Image courtesy of ThisIsRummy

With over 500,000 subscribers, LifeProTips is Reddit's largest community for helpful hacks to everyday issues ranging from cooking to relationships, and everything in between. Users can request help with a specific problem or browse submitted tips. Meta pro tip: use the category list on the right column for easy searching.

Image courtesy of Flickr, satomodel

Reddit's native experts in men's fashion reside in MaleFashionAdvice. With over 260,000 subscribers, this subreddit provides personalized tips and advice to trend-challenged redditors. "MFA" contains extensive guides for every season, style, body type and accessory. A less populated women's alternative to MFA can be found over at /r/FemaleFashionAdvice.

Similar to LifeProTips, HowTo contains user submitted posts and helpful links. It isn't organized categorically like LifeProTips, so it's a bit more difficult to find what you're looking for, but it does contain gems like this insanely detailed gif guide to moonwalking.

Need some free tips on how to repay your student debt? This community — consisting only of user-submitted text posts — will help you better manage your assets. Whether you're paying off your mortgage or looking to eliminate credit card debt, the community at PersonalFinance has you covered.

If you're looking for more financial tips, you might be interested in /r/investing, /r/RealEstate or /r/Frugal/.

The community guidelines for DIY make it clear that the subreddit is, "about the process rather than simply the result." Posts are typically photo albums with descriptions or advice for users interested in doing the same project.

Image courtesy of Flickr, GokuPhoto

More specific DIY subreddits include /r/fixit, /r/buildapc, /r/crafts and /r/gardening.

The BuyItForLife community values durability and practicality. Users can post their best unbreakable possessions, or request advice on what products to buy.

Other product recommendation subreddits include /r/GoodValue, /r/ShutupAndTakeMyMoney and /r/TheBestOfAmazon.

This community, along with the gender-specific branches /r/EveryManShouldKnow and /r/EveryWomanShouldKnow provides advice, guides and news that users feel the community should be informed of. If you're curious about how to make the perfect hamburger, win at Monopoly or perform proper CPR, the YouShouldKnow subreddits are for you.

Image courtesy of Flickr, Chris Hunkeler

Redditors looking to bulk up, lose weight or make a change in their workout regimen will find detailed guides in the Fitness community. Moderators have included links on the sidebar to various forums, instructions and related subreddits. More advanced users can visit /r/AdvancedFitness.

Procrastination problems? Use the Productivity community to fix them and maximize your day. This subreddit offers advice and resources to bolster your productivity so you can get more done.

Related communities include /r/Minimalism, /r/declutter and /r/GetMotivated.

The jobs community, and it's partner subreddits (listed in the sidebar), serve as a complete job search and advice tool. There are frequent AMAs with managers and H.R. professionals, ready to answer your questions and provide tips to help you land your next job. Use the Jobs sidebar to find more specific subreddits related to your field.

Know of any other great subreddits for tips and advice? Post them in the comments below.

Mashable composite image; courtesy of University of East London