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More extensive due diligence , for example , may be appropriate for new clients ; clients who operate in , or whose funds are transmitted from or through , jurisdictions with weak anti-money laundering controls ; and clients whose lines of business may be cash-based ( such as casinos or currency exchanges ) . " The order establishes technical standards and operating restrictions for three types of UWB devices : imaging systems including Ground Penetrating Radars ( GPRs ) and wall , through wall , surveillance , and medical imaging devices ; vehicular radar systems ; and communications and measurement systems . If m > = n , elements on and below the diagonal in the first NB columns , with the array TAUQ , represent the unitary matrix Q as a product of elementary reflectors ; and elements above the diagonal in the first NB rows , with the array TAUP , represent the unitary matrix P as a product of elementary reflectors . Large margins ; bulleted text ; indentations ; large , simple typefaces ; and subheads will add to readability . So as the music industry has watched sales drop 30 percent over the last few years , these listeners - and readers - have a special , and growing , power in the music industry .