Start the letter with "DEAR" "MY DEAR" MERI PYARI/MERE PYARE" etc so to make it exciting to read it.

Add poems, shayari that show your emotions clearly

Don't make any complaints in the letter which may hurt your partner

Don't write love letter on a plain paper. Use special colourful paper with appropriate coloured pens.

Don't make your letter fussy and overcrowded. Make it easy to read.

Don't use heavy word which are hard to understand this may loose your impression over your lover's mind

praise your lover in your letters.

Try to use different colours which are easily readable and look attractive.

Never force your lover to reply your letters, the thoughts of writing love letters come from deep from the heart so if you want your lover to write really from deep from the heart let him/her write of his/her own