Brown CPA Group, Ltd. - Tax Planning The tax experts at Brown CPA Group, Ltd., periodically issue advice letters addressing questions that we hear frequently from our clients.  While these letters provide general guidance only, they can help raise issues that you should discuss with your tax advisor. On this page, we're pleased to make our most recent letters available for your download and review. Spring_2008_Tax_and_Business_Newsletter.pdf Understanding Stock Options - Insights from Brown CPA Group, Ltd. Cost Segregation Studies - Insights from Brown CPA Group, Ltd.