You can remind employers to expect their reply or call back.
Write a bunch of words like "I hope to hear from you" and "I look forward to hearing from you", and then write words expressing my wishes or respect.
Good health, smooth work, career development and so on. Or express your desire for an interview. If you can finish or leave your contact number. Usually such as "greetings", "salutes" and "I wish you good health".
The signature of a cover letter includes two parts: signature and date.
The signature should be written on the right back of the next line of the closing statement, and the handwriting should be clear. The date should be written under the name (year, month, day). If there is an attachment, please indicate it in the lower left corner of the letter.