Berkshire Hathaway HomeServices Basic Logo, DBA and y ard Sign Guidelines 30 Allison & Doyle, REALTORS Allison & Doyle, REALTORS Allison & Doyle, REALTORS Allison & Doyle, REALTORS ALLISON & DOYLE, REALTORS Do not alter approved sizing and distance relationships. Do not add special effects. Affiliates DBA may not be in all caps Do not alter logos. Do not alter alignment rules.