There are many free tools and links posted here. Some document what is in your databases so you can develop and implement better solutions. Others help you track files or add neat features like popup calendars. A great contact template for Access is also here.
Access is in the Microsoft Office suite and shares a common VBA backbone with Word, Excel, PowerPoint, and more. Many expert Access developers are also experts in other Office products, so learning and using them is also important.
Excel deserves special mention as it is common for Access and Excel to share data, and they work well together. Excel has many features that compliment Access.
This is also be place where those who want to help others can share their favorite links and 'hang their shingle'.
"If I have seen further it is by standing on the shoulders of giants."