11. "Don't put too much pressure on a fragile new friendship because that can scare people away," Paul says. If someone doesn't call you back immediately, don't assume they simply don't like you. Try again.
12. Have faith — and exercise it. Many churches and synagogues make it a point to welcome newbies and introduce them around.
13. Volunteer in your community. Museums, hospitals, churches, animal shelters and schools are always looking for people to help out. Find opportunities in your area at AARP's createthegood.org or VolunteersofAmerica.org.
14. Log on to Meetup.com and enter your ZIP code. You'll find dozens, even hundreds, of groups in your area, focusing on everything from animals to Zen meditation. Also check out the AARP online community. If you can't find the right group, you can start your own.
15. Be willing to take a risk. When you meet someone you like — a salesperson or someone seated next to you at a lunch counter — take the initiative and ask for an email address. What's the worst that can happen?