1. Increase in volume

https://coinmarketcap.com/currencies/peercoin/historical-data/

Before the 25th it had a daily volume of less than $1,000,000 a day which some exceptions.

Nov 29, 2017   2.39   4.43   2.39   3.21   16,859,100   58,452,500

On Nov 29, it received 16 million USD of volume rising more that 16-32x of what it previously had and had a a price increase of 85% then stabilised in the following days to sub $3 range. Ever since has received more than $2 million USD daily volume.

2. Up coming roadmap
Roadmap - https://twitter.com/PeercoinPPC/status/935917549279174656
- Peerassets - Conference
- A start of Peercoin Foundation
- Update of the website and more updates regarding the development of Peercoin!
- Soft fork which will occur on the 12/12/2017.

Another roadmap-
 https://twitter.com/PeercoinPPC/status/936627600943931392
Full roadmap - https://twitter.com/PeercoinPPC/status/936960339207434240

3. Sponsor to fund Peerassets (tokens) and development of Mobile and Desktop wallet

https://twitter.com/PeercoinPPC/status/937713523957825537

Age of coin
Peercoin is the first ever P.O.S and has been successful in it implantation and environmental change it had. It is ready to move further now. 

Also, I heard rumours two days before it received $16 million USD of volume that a group of large BTC holders will be going into PPC.