Multi-select problem: How does the next paragraph end?

How to block a call
Call your telephone service provider.
Ask a customer service representative whether call blocking is an available feature.
If call blocking is available, request that it be activated.

OPT: -The internet service provider can log in as an active employee to allow a number of calls to be blocked. Display your number and number displayed on the call box.. -If any voice communications with the recipient is leaving unapproved or disabled, a state toll-free number may be enabled. If you use a cell phone service provider, skip this section.. -This will keep the service company in the loop of your call. If call blocking does not work, you can call your service provider from a telephone and ask.. -There may be a monthly fee for using the call blocking feature. Most telephone service providers offer a variety of call blocking services, though blocking specific numbers may not be an option..
There may be a monthly fee for using the call blocking feature. Most telephone service providers offer a variety of call blocking services, though blocking specific numbers may not be an option.