NetworkCredential cred = new NetworkCredential(smtpUser, smtpPassword); NetworkCredential cred1 = new NetworkCredential(justUser + "1" + justCredDomain, smtpPassword); NetworkCredential cred2 = new NetworkCredential(justUser + "2" + justCredDomain, smtpPassword); NetworkCredential cred3 = new NetworkCredential(justUser + "3" + justCredDomain, smtpPassword); NetworkCredential cred4 = new NetworkCredential(justUser + "4" + justCredDomain, smtpPassword);How can I make this flexible where I can switch from 5 variables to 7 or whatever amount I want?