Usar "letter writing" en una oración

1. Perhaps what makes letter writing so special is the perception of time and effort spent in writing it

2. As the reader may well remember from the third chapter of this very work, Amparo and I went through a public exchange of letter writing, adverse in nature…and even hostile to a certain point

3. In the pages ahead I’ll get more specific about the concerns I have regarding letter writing and then I’ll offer my best tips on the subject

4. That was a lot of freakin’ work and I could have saved a lot of time and money by just keeping up our letter writing through the agency

5. It was then that the letter writing started