Some are willing to accept less than a high school level education. Almost all employers do not require prior experience. Some jobs are 20-32 hours per week. Many also fill openings by hiring unsolicited applicants. Depending on the employers, telemarketers may also receive commissions.
Many employers provide medical insurance.
Almost all provide a vacation. Most provide sick leave. Many also provide dental insurance and life insurance. Some provide a retirement plan. Some employers provide medical insurance.