Purpose phrases
I am writing to formally requestformally bring to your attentionkindly request your permission
Reassurance phrases
minimal disruptionfully contactableorganised in advancearranged for colleagues to coverbrief handover document
Confidence & persuasion
I am confident thatI believe will be invaluableenable me to carry out my role more effectivelycontribute more confidently
Professional collocations
highly beneficiallong-term developmentcollaborative problem-solvingstrengthening my performancemeaningful employment
Linking words
furthermorein additionnot only... but alsoconsequentlyfor these reasonsI am confident that