Contractors weigh in on the advantages of helical piles over concrete tubes,in this thread from 2012.
This thread from the JLC Forums starts with a question about what glues--other than contact cement--can be used in a tight spot behind cabinets to adhere a laminate backsplash.
This thread from the JLC Forums discusses best practices for patching nail pops and small defects in drywall so that the patch doesn't telegraph through the finish coat of paint.
This thread from the JLC Forums offers tips for dealing with tiny bubbles appearing in joint compound.