LDT photometric data files have the .ldt filename extension. In 1988 CIBSE introduced a photometric file format called TM14, but this need not detain us. The format has not caught on in the lighting industry and in our many years of experience, we have never known a customer ask for a TM14 file.
Generally a letter of intent is not a legally binding contract. It just lays out the terms of the agreement so that both parties can see if they agree with the terms and are ready to sign a contract. The best way to write a letter of intent is to be specific on each of the points of the agreement.
Letter recipes make it easy to write your own letters. Learn step-by-step how experts write perfect letters. Be creative with phrases and sentences for each writing step. 1  See sample letter recipes in our compliment-letter topics.etter recipes make it easy to write your own letters. Learn step-by-step how experts write perfect letters. Be creative with phrases and sentences for each writing step. 1  See sample letter recipes in our compliment-letter topics.