Voicemail drop is the process of leaving a pre-recorded voice message for someone, often as a sales or marketing tactic. The message is typically left on the recipient's answering machine or voicemail system. Voice mail drop can be an effective way to reach potential customers who may not be available to take your call live. It can also be a useful tool for following up after initial contact with a potential customer.

For starters, a Voicemail Drop can save you a lot of time. Instead of having to leave a message for each person you need to contact, you can simply record your message once and have it delivered to their voicemail automatically.

By recording a professional message and delivering it to your customers’ voicemails, you can make a positive impression and stand out from the competition.

There are many types of voicemail drops, but some of the most common are:

- Voicemail forwarding: This is when you forward your voicemail to another number, such as your email address or a different phone number.

- Voicemail to text: This is when your voicemail is automatically converted into text, so you can read it instead of listening to it.

- Voicemail transcription: This is when your voicemail is automatically transcribed into text, so you can read and listen to it.

Yes, voicemail drops work on landlines. You can use a service like Google Voice to set up a voicemail drop on your landline. When someone calls your landline number, they will hear a recorded message and then be able to leave a voicemail.

There is no definitive answer to this question since laws vary from country to country. In the United States, for example, telemarketers are allowed to leave pre-recorded messages on your answering machine as long as they follow certain guidelines set forth by the Federal Trade Commission (FTC). These guidelines include disclosing the identity of the caller and the purpose of the call at the beginning of the message, and providing a way for you to opt out of receiving future calls. Additionally, many states have their own laws regulating the use of voicemail drops, so it's always best to check with your local authorities to see if there are any restrictions in place where you live.