The D.K. Arndt Client Portal: A Superpowered Tool for You Home→The Bottom Line: Articles from Accounting Superheroes→The D.K. Arndt Client Portal: A Superpowered Tool for YouCheck out this short video overview on how to use our new client portal. Jan. 11, 2026 2026 tax dates for individualsJan. 11, 2026 IRS issues guidance on Trump accountsJan. 11, 2026 IRS releases critical guidance on calculating tips and overtime deductions for 2025Dec. 11, 2025 3 Medicare pitfalls to avoidNov. 21, 2025 Can you deduct medical expenses this year?